20425052402 has 16 divisors (see below), whose sum is σ = 32430261600. Its totient is φ = 9620971200.

The previous prime is 20425052399. The next prime is 20425052413.

20425052402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1494599 + ... + 1508202.

It is an arithmetic number, because the mean of its divisors is an integer number (2026891350).

Almost surely, 2^20425052402 is an apocalyptic number.

20425052402 is a deficient number, since it is larger than the sum of its proper divisors (12005209198).

20425052402 is a wasteful number, since it uses less digits than its factorization.

20425052402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003001.

The product of its (nonzero) digits is 6400, while the sum is 26.

It can be divided in two parts, 204250 and 52402, that added together give a palindrome (256652).

The spelling of 20425052402 in words is "twenty billion, four hundred twenty-five million, fifty-two thousand, four hundred two".