50121475456 has 32 divisors (see below), whose sum is σ = 107532255600. Its totient is φ = 23132987904.

The previous prime is 50121475399. The next prime is 50121475471. The reversal of 50121475456 is 65457412105.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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, 15058876 + ... + 15062203.

Almost surely, 2^50121475456 is an apocalyptic number.

It is an amenable number.

50121475456 is an abundant number, since it is smaller than the sum of its proper divisors (57410780144).

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

50121475456 is a wasteful number, since it uses less digits than its factorization.

50121475456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30121106 (or 30121094 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 50121475456 in words is "fifty billion, one hundred twenty-one million, four hundred seventy-five thousand, four hundred fifty-six".