1632640675 has 12 divisors (see below), whose sum is σ = 2028547000. Its totient is φ = 1303485120.

The previous prime is 1632640663. The next prime is 1632640703. The reversal of 1632640675 is 5760462361.

It is not a de Polignac number, because 1632640675 - 2⁵ = 1632640643 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52962 + ... + 77911.

Almost surely, 2^1632640675 is an apocalyptic number.

1632640675 is a deficient number, since it is larger than the sum of its proper divisors (395906325).

1632640675 is a wasteful number, since it uses less digits than its factorization.

1632640675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131382 (or 131377 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 1632640675 is about 40405.9485100895. The cubic root of 1632640675 is about 1177.5071079008.

The spelling of 1632640675 in words is "one billion, six hundred thirty-two million, six hundred forty thousand, six hundred seventy-five".