1634653612 has 12 divisors (see below), whose sum is σ = 2869670160. Its totient is φ = 814747856.

The previous prime is 1634653607. The next prime is 1634653627. The reversal of 1634653612 is 2163564361.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643312 + ... + 645847.

It is an arithmetic number, because the mean of its divisors is an integer number (239139180).

Almost surely, 2^1634653612 is an apocalyptic number.

It is an amenable number.

1634653612 is a deficient number, since it is larger than the sum of its proper divisors (1235016548).

1634653612 is a wasteful number, since it uses less digits than its factorization.

1634653612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289480 (or 1289478 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The square root of 1634653612 is about 40430.8497560959. The cubic root of 1634653612 is about 1177.9908383809.

The spelling of 1634653612 in words is "one billion, six hundred thirty-four million, six hundred fifty-three thousand, six hundred twelve".