2656525650 has 48 divisors (see below), whose sum is σ = 6591360864. Its totient is φ = 708065280.

The previous prime is 2656525643. The next prime is 2656525693. The reversal of 2656525650 is 565256562.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 529554 + ... + 534546.

It is an arithmetic number, because the mean of its divisors is an integer number (137320018).

Almost surely, 2^2656525650 is an apocalyptic number.

2656525650 is an abundant number, since it is smaller than the sum of its proper divisors (3934835214).

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

2656525650 is a wasteful number, since it uses less digits than its factorization.

2656525650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8555 (or 8550 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The square root of 2656525650 is about 51541.4944486479. The cubic root of 2656525650 is about 1384.9624686272.

The spelling of 2656525650 in words is "two billion, six hundred fifty-six million, five hundred twenty-five thousand, six hundred fifty".