2640152650 has 48 divisors (see below), whose sum is σ = 5042980800. Its totient is φ = 1027964160.

The previous prime is 2640152633. The next prime is 2640152687. The reversal of 2640152650 is 562510462.

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, 299506 + ... + 308194.

It is an arithmetic number, because the mean of its divisors is an integer number (105062100).

Almost surely, 2^2640152650 is an apocalyptic number.

2640152650 is a deficient number, since it is larger than the sum of its proper divisors (2402828150).

2640152650 is a wasteful number, since it uses less digits than its factorization.

2640152650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8863 (or 8858 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 2640152650 is about 51382.4157664857. The cubic root of 2640152650 is about 1382.1112837743. Note that the first 3 decimals are identical.

The spelling of 2640152650 in words is "two billion, six hundred forty million, one hundred fifty-two thousand, six hundred fifty".