325145255551 has 16 divisors (see below), whose sum is σ = 350047247328. Its totient is φ = 300888806400.

The previous prime is 325145255531. The next prime is 325145255557. The reversal of 325145255551 is 155552541523.

It is a cyclic number.

It is not a de Polignac number, because 325145255551 - 2²¹ = 325143158399 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 325145255498 and 325145255507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325145255557) 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, 2755596 + ... + 2871166.

It is an arithmetic number, because the mean of its divisors is an integer number (21877952958).

Almost surely, 2^325145255551 is an apocalyptic number.

325145255551 is a deficient number, since it is larger than the sum of its proper divisors (24901991777).

325145255551 is a wasteful number, since it uses less digits than its factorization.

325145255551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118362.

The product of its digits is 750000, while the sum is 43.

The spelling of 325145255551 in words is "three hundred twenty-five billion, one hundred forty-five million, two hundred fifty-five thousand, five hundred fifty-one".