520116642767634 has 64 divisors (see below), whose sum is σ = 1150790025876480. Its totient is φ = 155390286632000.

The previous prime is 520116642767593. The next prime is 520116642767651. The reversal of 520116642767634 is 436767246611025.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1351535857 + ... + 1351920635.

It is an arithmetic number, because the mean of its divisors is an integer number (17981094154320).

Almost surely, 2^{520116642767634} is an apocalyptic number.

520116642767634 is an abundant number, since it is smaller than the sum of its proper divisors (630673383108846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520116642767634 is a wasteful number, since it uses less digits than its factorization.

520116642767634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673327.

The product of its (nonzero) digits is 60963840, while the sum is 60.

The spelling of 520116642767634 in words is "five hundred twenty trillion, one hundred sixteen billion, six hundred forty-two million, seven hundred sixty-seven thousand, six hundred thirty-four".