50990025492 has 72 divisors (see below), whose sum is σ = 152056300032. Its totient is φ = 14098622400.

The previous prime is 50990025487. The next prime is 50990025503. The reversal of 50990025492 is 29452009905.

50990025492 is a `hidden beast` number, since 50 + 9 + 90 + 0 + 25 + 492 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3255759 + ... + 3271382.

It is an arithmetic number, because the mean of its divisors is an integer number (2111893056).

Almost surely, 2^50990025492 is an apocalyptic number.

It is an amenable number.

50990025492 is an abundant number, since it is smaller than the sum of its proper divisors (101066274540).

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

50990025492 is a wasteful number, since it uses less digits than its factorization.

50990025492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6527189 (or 6527184 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 50990025492 in words is "fifty billion, nine hundred ninety million, twenty-five thousand, four hundred ninety-two".