325137568031 has 4 divisors (see below), whose sum is σ = 325155401064. Its totient is φ = 325119735000.

The previous prime is 325137567991. The next prime is 325137568061. The reversal of 325137568031 is 130865731523.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 325137568031 - 2³⁴ = 307957698847 is a prime.

It is a super-2 number, since 2×325137568031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325137568061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8889140 + ... + 8925641.

It is an arithmetic number, because the mean of its divisors is an integer number (81288850266).

Almost surely, 2^325137568031 is an apocalyptic number.

325137568031 is a deficient number, since it is larger than the sum of its proper divisors (17833033).

325137568031 is a wasteful number, since it uses less digits than its factorization.

325137568031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17833032.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 325137568031 in words is "three hundred twenty-five billion, one hundred thirty-seven million, five hundred sixty-eight thousand, thirty-one".