2541472656 has 40 divisors (see below), whose sum is σ = 6567793920. Its totient is φ = 846857856.

The previous prime is 2541472651. The next prime is 2541472657. The reversal of 2541472656 is 6562741452.

It is a super-2 number, since 2×2541472656² = 12918166522391388672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2541472651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158881 + ... + 174143.

It is an arithmetic number, because the mean of its divisors is an integer number (164194848).

Almost surely, 2^2541472656 is an apocalyptic number.

It is an amenable number.

2541472656 is an abundant number, since it is smaller than the sum of its proper divisors (4026321264).

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

2541472656 is a wasteful number, since it uses less digits than its factorization.

2541472656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18743 (or 18737 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 2541472656 is about 50413.0206990218. The cubic root of 2541472656 is about 1364.6726271495.

The spelling of 2541472656 in words is "two billion, five hundred forty-one million, four hundred seventy-two thousand, six hundred fifty-six".