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52132311555121 = 723445172748411
BaseRepresentation
bin10111101101001111111111…
…11010010101110000110001
320211120210121102112112020101
423312213333322111300301
523313113433224230441
6302513130414112401
713660302164532250
oct1366477772256061
9224523542475211
1052132311555121
111567a209871636
125a1b7117ab701
132312095a1b665
14cc330855c797
156061338a6231
hex2f69ffe95c31

52132311555121 has 16 divisors (see below), whose sum is σ = 62184178603008. Its totient is φ = 42732416034000.

The previous prime is 52132311555091. The next prime is 52132311555187. The reversal of 52132311555121 is 12155511323125.

It is not a de Polignac number, because 52132311555121 - 27 = 52132311554993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52132311559121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35657595 + ... + 37090816.

It is an arithmetic number, because the mean of its divisors is an integer number (3886511162688).

Almost surely, 252132311555121 is an apocalyptic number.

It is an amenable number.

52132311555121 is a deficient number, since it is larger than the sum of its proper divisors (10051867047887).

52132311555121 is a wasteful number, since it uses less digits than its factorization.

52132311555121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72752892.

The product of its digits is 45000, while the sum is 37.

Adding to 52132311555121 its reverse (12155511323125), we get a palindrome (64287822878246).

The spelling of 52132311555121 in words is "fifty-two trillion, one hundred thirty-two billion, three hundred eleven million, five hundred fifty-five thousand, one hundred twenty-one".

Divisors: 1 7 23 161 4451 31157 102373 716611 72748411 509238877 1673213453 11712494171 323803177361 2266622241527 7447473079303 52132311555121