51425377126216 has 32 divisors (see below), whose sum is σ = 96523643455200. Its totient is φ = 25685751224320.

The previous prime is 51425377126177. The next prime is 51425377126237. The reversal of 51425377126216 is 61262177352415.

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, 32629071 + ... + 34168801.

It is an arithmetic number, because the mean of its divisors is an integer number (3016363857975).

Almost surely, 2^{51425377126216} is an apocalyptic number.

It is an amenable number.

51425377126216 is a deficient number, since it is larger than the sum of its proper divisors (45098266328984).

51425377126216 is a wasteful number, since it uses less digits than its factorization.

51425377126216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544109 (or 1544105 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 52.

The spelling of 51425377126216 in words is "fifty-one trillion, four hundred twenty-five billion, three hundred seventy-seven million, one hundred twenty-six thousand, two hundred sixteen".