5128615440912 has 40 divisors (see below), whose sum is σ = 13268609670304. Its totient is φ = 1706998293504.

The previous prime is 5128615440899. The next prime is 5128615440931. The reversal of 5128615440912 is 2190445168215.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79348198 + ... + 79412805.

Almost surely, 2^{5128615440912} is an apocalyptic number.

It is an amenable number.

5128615440912 is an abundant number, since it is smaller than the sum of its proper divisors (8139994229392).

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

5128615440912 is a wasteful number, since it uses less digits than its factorization.

5128615440912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158761687 (or 158761681 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 48.

The spelling of 5128615440912 in words is "five trillion, one hundred twenty-eight billion, six hundred fifteen million, four hundred forty thousand, nine hundred twelve".