520146562401 has 12 divisors (see below), whose sum is σ = 751534677712. Its totient is φ = 346666590936.

The previous prime is 520146562393. The next prime is 520146562451. The reversal of 520146562401 is 104265641025.

520146562401 is a `hidden beast` number, since 5 + 20 + 1 + 4 + 6 + 5 + 624 + 0 + 1 = 666.

It is not a de Polignac number, because 520146562401 - 2³ = 520146562393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520146562451) 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, 8114971 + ... + 8178816.

Almost surely, 2^520146562401 is an apocalyptic number.

It is an amenable number.

520146562401 is a deficient number, since it is larger than the sum of its proper divisors (231388115311).

520146562401 is a wasteful number, since it uses less digits than its factorization.

520146562401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16297340 (or 16297337 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 520146562401 in words is "five hundred twenty billion, one hundred forty-six million, five hundred sixty-two thousand, four hundred one".