20124473796 has 36 divisors (see below), whose sum is σ = 58137369472. Its totient is φ = 5749849584.

The previous prime is 20124473773. The next prime is 20124473807. The reversal of 20124473796 is 69737442102.

It is a tau number, because it is divible by the number of its divisors (36).

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, 39929260 + ... + 39929763.

Almost surely, 2^20124473796 is an apocalyptic number.

It is an amenable number.

20124473796 is an abundant number, since it is smaller than the sum of its proper divisors (38012895676).

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

20124473796 is a wasteful number, since it uses less digits than its factorization.

20124473796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79859040 (or 79859035 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 20124473796 in words is "twenty billion, one hundred twenty-four million, four hundred seventy-three thousand, seven hundred ninety-six".