520662425507 has 48 divisors (see below), whose sum is σ = 639506488320. Its totient is φ = 415072584576.

The previous prime is 520662425501. The next prime is 520662425513. The reversal of 520662425507 is 705524266025.

It is an interprime number because it is at equal distance from previous prime (520662425501) and next prime (520662425513).

It is not a de Polignac number, because 520662425507 - 2⁸ = 520662425251 is a prime.

It is a super-2 number, since 2×520662425507² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520662425501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139698278 + ... + 139702004.

It is an arithmetic number, because the mean of its divisors is an integer number (13323051840).

Almost surely, 2^520662425507 is an apocalyptic number.

520662425507 is a deficient number, since it is larger than the sum of its proper divisors (118844062813).

520662425507 is a wasteful number, since it uses less digits than its factorization.

520662425507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4768 (or 4749 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 44.

The spelling of 520662425507 in words is "five hundred twenty billion, six hundred sixty-two million, four hundred twenty-five thousand, five hundred seven".