2656453506 has 32 divisors (see below), whose sum is σ = 6073792128. Its totient is φ = 758749440.

The previous prime is 2656453493. The next prime is 2656453523. The reversal of 2656453506 is 6053546562.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160666 + ... + 176426.

It is an arithmetic number, because the mean of its divisors is an integer number (189806004).

Almost surely, 2^2656453506 is an apocalyptic number.

2656453506 is an abundant number, since it is smaller than the sum of its proper divisors (3417338622).

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

2656453506 is a wasteful number, since it uses less digits than its factorization.

2656453506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19786.

The product of its (nonzero) digits is 648000, while the sum is 42.

The square root of 2656453506 is about 51540.7945806038. The cubic root of 2656453506 is about 1384.9499312444.

The spelling of 2656453506 in words is "two billion, six hundred fifty-six million, four hundred fifty-three thousand, five hundred six".