53572535325 has 30 divisors (see below), whose sum is σ = 99234858074. Its totient is φ = 28572017760.

The previous prime is 53572535243. The next prime is 53572535327. The reversal of 53572535325 is 52353527535.

53572535325 is a `hidden beast` number, since 5 + 3 + 572 + 5 + 3 + 53 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 11808299556 + 41764235769 = 108666^2 + 204363^2 .

It is not a de Polignac number, because 53572535325 - 2⁷ = 53572535197 is a prime.

It is a super-2 number, since 2×53572535325² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53572535327) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 13225762 + ... + 13229811.

Almost surely, 2^53572535325 is an apocalyptic number.

It is an amenable number.

53572535325 is a deficient number, since it is larger than the sum of its proper divisors (45662322749).

53572535325 is a wasteful number, since it uses less digits than its factorization.

53572535325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26455595 (or 26455581 counting only the distinct ones).

The product of its digits is 2362500, while the sum is 45.

The spelling of 53572535325 in words is "fifty-three billion, five hundred seventy-two million, five hundred thirty-five thousand, three hundred twenty-five".