15604422050 has 24 divisors (see below), whose sum is σ = 33170543616. Its totient is φ = 5350087440.

The previous prime is 15604421971. The next prime is 15604422083. The reversal of 15604422050 is 5022440651.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22291682 + ... + 22292381.

It is an arithmetic number, because the mean of its divisors is an integer number (1382105984).

Almost surely, 2^15604422050 is an apocalyptic number.

15604422050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15604422050 is an abundant number, since it is smaller than the sum of its proper divisors (17566121566).

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

15604422050 is a wasteful number, since it uses less digits than its factorization.

15604422050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44584082 (or 44584077 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 15604422050 in words is "fifteen billion, six hundred four million, four hundred twenty-two thousand, fifty".