633159116379 has 6 divisors (see below), whose sum is σ = 914563168116. Its totient is φ = 422106077580.

The previous prime is 633159116371. The next prime is 633159116389. The reversal of 633159116379 is 973611951336.

It is a happy number.

633159116379 is a `hidden beast` number, since 6 + 3 + 3 + 1 + 591 + 16 + 37 + 9 = 666.

It is not a de Polignac number, because 633159116379 - 2³ = 633159116371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (633159116371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35175506457 + ... + 35175506474.

It is an arithmetic number, because the mean of its divisors is an integer number (152427194686).

Almost surely, 2^633159116379 is an apocalyptic number.

633159116379 is a deficient number, since it is larger than the sum of its proper divisors (281404051737).

633159116379 is a wasteful number, since it uses less digits than its factorization.

633159116379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70351012937 (or 70351012934 counting only the distinct ones).

The product of its digits is 2755620, while the sum is 54.

The spelling of 633159116379 in words is "six hundred thirty-three billion, one hundred fifty-nine million, one hundred sixteen thousand, three hundred seventy-nine".