133996683456 has 112 divisors (see below), whose sum is σ = 414658454400. Its totient is φ = 42314731776.

The previous prime is 133996683389. The next prime is 133996683481. The reversal of 133996683456 is 654386699331.

133996683456 is a `hidden beast` number, since 1 + 3 + 39 + 96 + 68 + 3 + 456 = 666.

It is a super-2 number, since 2×133996683456² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133996683393 and 133996683402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2007810 + ... + 2073473.

Almost surely, 2^133996683456 is an apocalyptic number.

133996683456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133996683456 is an abundant number, since it is smaller than the sum of its proper divisors (280661770944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133996683456 is a wasteful number, since it uses less digits than its factorization.

133996683456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4081323 (or 4081307 counting only the distinct ones).

The product of its digits is 75582720, while the sum is 63.

The spelling of 133996683456 in words is "one hundred thirty-three billion, nine hundred ninety-six million, six hundred eighty-three thousand, four hundred fifty-six".