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88868265425 = 52175316572381
BaseRepresentation
bin101001011000011110…
…1100001110111010001
322111101101022122010222
41102300331201313101
52424000233443200
6104454151202425
76264144535562
oct1226075416721
9274341278128
1088868265425
1134763901165
1215281976415
1384c350cc54
14443089c169
1524a1d27d85
hex14b0f61dd1

88868265425 has 48 divisors (see below), whose sum is σ = 119001994992. Its totient is φ = 65582899200.

The previous prime is 88868265371. The next prime is 88868265449. The reversal of 88868265425 is 52456286888.

It can be written as a sum of positive squares in 24 ways, for example, as 73121027281 + 15747238144 = 270409^2 + 125488^2 .

It is not a de Polignac number, because 88868265425 - 26 = 88868265361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37322735 + ... + 37325115.

It is an arithmetic number, because the mean of its divisors is an integer number (2479208229).

Almost surely, 288868265425 is an apocalyptic number.

88868265425 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

88868265425 is a deficient number, since it is larger than the sum of its proper divisors (30133729567).

88868265425 is a wasteful number, since it uses less digits than its factorization.

88868265425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4118 (or 4113 counting only the distinct ones).

The product of its digits is 58982400, while the sum is 62.

The spelling of 88868265425 in words is "eighty-eight billion, eight hundred sixty-eight million, two hundred sixty-five thousand, four hundred twenty-five".

Divisors: 1 5 17 25 53 85 265 425 901 1325 1657 2381 4505 8285 11905 22525 28169 40477 41425 59525 87821 126193 140845 202385 439105 630965 704225 1011925 1492957 2145281 2195525 3154825 3945317 7464785 10726405 19726585 37323925 53632025 67070389 98632925 209101801 335351945 1045509005 1676759725 3554730617 5227545025 17773653085 88868265425