633609613916 has 12 divisors (see below), whose sum is σ = 1111789526232. Its totient is φ = 315955463568.

The previous prime is 633609613877. The next prime is 633609613919. The reversal of 633609613916 is 619316906336.

It is a super-2 number, since 2×633609613916² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633609613919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212334170 + ... + 212337153.

It is an arithmetic number, because the mean of its divisors is an integer number (92649127186).

Almost surely, 2^633609613916 is an apocalyptic number.

It is an amenable number.

633609613916 is a deficient number, since it is larger than the sum of its proper divisors (478179912316).

633609613916 is a wasteful number, since it uses less digits than its factorization.

633609613916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424671700 (or 424671698 counting only the distinct ones).

The product of its (nonzero) digits is 2834352, while the sum is 53.

The spelling of 633609613916 in words is "six hundred thirty-three billion, six hundred nine million, six hundred thirteen thousand, nine hundred sixteen".