102533645356425 has 72 divisors (see below), whose sum is σ = 191368611546840. Its totient is φ = 52413540480000.

The previous prime is 102533645356421. The next prime is 102533645356451. The reversal of 102533645356425 is 524653546335201.

102533645356425 is a `hidden beast` number, since 1 + 0 + 2 + 5 + 3 + 3 + 6 + 4 + 53 + 564 + 25 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 35897509051209 + 66636136305216 = 5991453^2 + 8163096^2 .

It is not a de Polignac number, because 102533645356425 - 2² = 102533645356421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102533645356421) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 56456326 + ... + 58244175.

It is an arithmetic number, because the mean of its divisors is an integer number (2657897382595).

Almost surely, 2^{102533645356425} is an apocalyptic number.

102533645356425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102533645356425 is a deficient number, since it is larger than the sum of its proper divisors (88834966190415).

102533645356425 is a wasteful number, since it uses less digits than its factorization.

102533645356425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114700683 (or 114700675 counting only the distinct ones).

The product of its (nonzero) digits is 38880000, while the sum is 54.

The spelling of 102533645356425 in words is "one hundred two trillion, five hundred thirty-three billion, six hundred forty-five million, three hundred fifty-six thousand, four hundred twenty-five".