2656401125416 has 32 divisors (see below), whose sum is σ = 5000875286400. Its totient is φ = 1322834976000.

The previous prime is 2656401125353. The next prime is 2656401125419. The reversal of 2656401125416 is 6145211046562.

It is a super-2 number, since 2×2656401125416² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2656401125419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60858736 + ... + 60902368.

It is an arithmetic number, because the mean of its divisors is an integer number (156277352700).

Almost surely, 2^{2656401125416} is an apocalyptic number.

It is an amenable number.

2656401125416 is a deficient number, since it is larger than the sum of its proper divisors (2344474160984).

2656401125416 is a wasteful number, since it uses less digits than its factorization.

2656401125416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74209 (or 74205 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 2656401125416 in words is "two trillion, six hundred fifty-six billion, four hundred one million, one hundred twenty-five thousand, four hundred sixteen".