632979374309 has 48 divisors (see below), whose sum is σ = 702117211968. Its totient is φ = 569992806144.

The previous prime is 632979374299. The next prime is 632979374311. The reversal of 632979374309 is 903473979236.

It is not a de Polignac number, because 632979374309 - 2¹² = 632979370213 is a prime.

It is a super-2 number, since 2×632979374309² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632979374359) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104328494 + ... + 104334560.

It is an arithmetic number, because the mean of its divisors is an integer number (14627441916).

Almost surely, 2^632979374309 is an apocalyptic number.

It is an amenable number.

632979374309 is a deficient number, since it is larger than the sum of its proper divisors (69137837659).

632979374309 is a wasteful number, since it uses less digits than its factorization.

632979374309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6322 (or 6303 counting only the distinct ones).

The product of its (nonzero) digits is 46294416, while the sum is 62.

The spelling of 632979374309 in words is "six hundred thirty-two billion, nine hundred seventy-nine million, three hundred seventy-four thousand, three hundred nine".