20050254004 has 24 divisors (see below), whose sum is σ = 38489252256. Its totient is φ = 9063396000.

The previous prime is 20050253999. The next prime is 20050254031. The reversal of 20050254004 is 40045205002.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

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, 1250842 + ... + 1266769.

It is an arithmetic number, because the mean of its divisors is an integer number (1603718844).

Almost surely, 2^20050254004 is an apocalyptic number.

It is an amenable number.

20050254004 is a deficient number, since it is larger than the sum of its proper divisors (18438998252).

20050254004 is a wasteful number, since it uses less digits than its factorization.

20050254004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517807 (or 2517805 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

Adding to 20050254004 its reverse (40045205002), we get a palindrome (60095459006).

The spelling of 20050254004 in words is "twenty billion, fifty million, two hundred fifty-four thousand, four".