325037635643 has 16 divisors (see below), whose sum is σ = 372393584640. Its totient is φ = 277912450656.

The previous prime is 325037635633. The next prime is 325037635649. The reversal of 325037635643 is 346536730523.

It is a cyclic number.

It is not a de Polignac number, because 325037635643 - 2¹⁸ = 325037373499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325037635649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23264846 + ... + 23278812.

It is an arithmetic number, because the mean of its divisors is an integer number (23274599040).

Almost surely, 2^325037635643 is an apocalyptic number.

325037635643 is a deficient number, since it is larger than the sum of its proper divisors (47355948997).

325037635643 is a wasteful number, since it uses less digits than its factorization.

325037635643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21986.

The product of its (nonzero) digits is 4082400, while the sum is 47.

The spelling of 325037635643 in words is "three hundred twenty-five billion, thirty-seven million, six hundred thirty-five thousand, six hundred forty-three".