2506005856 has 24 divisors (see below), whose sum is σ = 5067044640. Its totient is φ = 1219137408.

The previous prime is 2506005833. The next prime is 2506005881. The reversal of 2506005856 is 6585006052.

2506005856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

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, 1057096 + ... + 1059463.

It is an arithmetic number, because the mean of its divisors is an integer number (211126860).

Almost surely, 2^2506005856 is an apocalyptic number.

It is an amenable number.

2506005856 is an abundant number, since it is smaller than the sum of its proper divisors (2561038784).

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

2506005856 is a wasteful number, since it uses less digits than its factorization.

2506005856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116606 (or 2116598 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 2506005856 is about 50060.0225329554. The cubic root of 2506005856 is about 1358.2947659024.

The spelling of 2506005856 in words is "two billion, five hundred six million, five thousand, eight hundred fifty-six".