20256244010 has 8 divisors (see below), whose sum is σ = 36461239236. Its totient is φ = 8102497600.

The previous prime is 20256243991. The next prime is 20256244031. The reversal of 20256244010 is 1044265202.

It can be written as a sum of positive squares in 2 ways, for example, as 19173110089 + 1083133921 = 138467^2 + 32911^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1012812191 + ... + 1012812210.

Almost surely, 2^20256244010 is an apocalyptic number.

20256244010 is a deficient number, since it is larger than the sum of its proper divisors (16204995226).

20256244010 is a wasteful number, since it uses less digits than its factorization.

20256244010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025624408.

The product of its (nonzero) digits is 3840, while the sum is 26.

The spelling of 20256244010 in words is "twenty billion, two hundred fifty-six million, two hundred forty-four thousand, ten".