5251250640164 has 12 divisors (see below), whose sum is σ = 9230171831664. Its totient is φ = 2614058688264.

The previous prime is 5251250640113. The next prime is 5251250640197. The reversal of 5251250640164 is 4610460521525.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2891656934 + ... + 2891658749.

It is an arithmetic number, because the mean of its divisors is an integer number (769180985972).

Almost surely, 2^{5251250640164} is an apocalyptic number.

It is an amenable number.

5251250640164 is a deficient number, since it is larger than the sum of its proper divisors (3978921191500).

5251250640164 is a wasteful number, since it uses less digits than its factorization.

5251250640164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5783315914 (or 5783315912 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 5251250640164 in words is "five trillion, two hundred fifty-one billion, two hundred fifty million, six hundred forty thousand, one hundred sixty-four".