326255020165251 has 12 divisors (see below), whose sum is σ = 475661524728312. Its totient is φ = 215470605217536.

The previous prime is 326255020165189. The next prime is 326255020165271. The reversal of 326255020165251 is 152561020552623.

326255020165251 is a `hidden beast` number, since 3 + 2 + 62 + 5 + 50 + 2 + 0 + 16 + 525 + 1 = 666.

It is not a de Polignac number, because 326255020165251 - 2¹⁸ = 326255019903107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 326255020165197 and 326255020165206.

It is not an unprimeable number, because it can be changed into a prime (326255020165271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169395128926 + ... + 169395130851.

It is an arithmetic number, because the mean of its divisors is an integer number (39638460394026).

Almost surely, 2^{326255020165251} is an apocalyptic number.

326255020165251 is a deficient number, since it is larger than the sum of its proper divisors (149406504563061).

326255020165251 is a wasteful number, since it uses less digits than its factorization.

326255020165251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338790259890 (or 338790259887 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 326255020165251 in words is "three hundred twenty-six trillion, two hundred fifty-five billion, twenty million, one hundred sixty-five thousand, two hundred fifty-one".