520374872355 has 32 divisors (see below), whose sum is σ = 925570007040. Its totient is φ = 247920531840.

The previous prime is 520374872341. The next prime is 520374872377. The reversal of 520374872355 is 553278473025.

It is not a de Polignac number, because 520374872355 - 2⁸ = 520374872099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 520374872298 and 520374872307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43035715 + ... + 43047804.

It is an arithmetic number, because the mean of its divisors is an integer number (28924062720).

Almost surely, 2^520374872355 is an apocalyptic number.

520374872355 is a deficient number, since it is larger than the sum of its proper divisors (405195134685).

520374872355 is a wasteful number, since it uses less digits than its factorization.

520374872355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86083571.

The product of its (nonzero) digits is 7056000, while the sum is 51.

The spelling of 520374872355 in words is "five hundred twenty billion, three hundred seventy-four million, eight hundred seventy-two thousand, three hundred fifty-five".