20244040554 has 16 divisors (see below), whose sum is σ = 40548249792. Its totient is φ = 6737985408.

The previous prime is 20244040543. The next prime is 20244040601. The reversal of 20244040554 is 45504044202.

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, 2502654 + ... + 2510729.

It is an arithmetic number, because the mean of its divisors is an integer number (2534265612).

Almost surely, 2^20244040554 is an apocalyptic number.

20244040554 is an abundant number, since it is smaller than the sum of its proper divisors (20304209238).

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

20244040554 is a wasteful number, since it uses less digits than its factorization.

20244040554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5014061.

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 20244040554 its reverse (45504044202), we get a palindrome (65748084756).

The spelling of 20244040554 in words is "twenty billion, two hundred forty-four million, forty thousand, five hundred fifty-four".