20225152524 has 12 divisors (see below), whose sum is σ = 47192022584. Its totient is φ = 6741717504.

The previous prime is 20225152499. The next prime is 20225152543. The reversal of 20225152524 is 42525152202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 20225152491 and 20225152500.

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, 842714677 + ... + 842714700.

Almost surely, 2^20225152524 is an apocalyptic number.

It is an amenable number.

20225152524 is an abundant number, since it is smaller than the sum of its proper divisors (26966870060).

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

20225152524 is a wasteful number, since it uses less digits than its factorization.

20225152524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685429384 (or 1685429382 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 20225152524 in words is "twenty billion, two hundred twenty-five million, one hundred fifty-two thousand, five hundred twenty-four".