325157604817 has 4 divisors (see below), whose sum is σ = 332075851776. Its totient is φ = 318239357860.

The previous prime is 325157604803. The next prime is 325157604853. The reversal of 325157604817 is 718406751523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 718406751523 = 471553 ⋅1523491.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325157604817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325157604517) 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, 3459123409 + ... + 3459123502.

It is an arithmetic number, because the mean of its divisors is an integer number (83018962944).

Almost surely, 2^325157604817 is an apocalyptic number.

It is an amenable number.

325157604817 is a deficient number, since it is larger than the sum of its proper divisors (6918246959).

325157604817 is an equidigital number, since it uses as much as digits as its factorization.

325157604817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6918246958.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 325157604817 in words is "three hundred twenty-five billion, one hundred fifty-seven million, six hundred four thousand, eight hundred seventeen".