50555500492 has 18 divisors (see below), whose sum is σ = 102916554972. Its totient is φ = 21666642984.

The previous prime is 50555500483. The next prime is 50555500531. The reversal of 50555500492 is 29400555505.

It is a happy number.

It is a super-2 number, since 2×50555500492² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128967918 + ... + 128968309.

Almost surely, 2^50555500492 is an apocalyptic number.

It is an amenable number.

50555500492 is an abundant number, since it is smaller than the sum of its proper divisors (52361054480).

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

50555500492 is a wasteful number, since it uses less digits than its factorization.

50555500492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257936245 (or 257936236 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 50555500492 in words is "fifty billion, five hundred fifty-five million, five hundred thousand, four hundred ninety-two".