67296733956 has 42 divisors (see below), whose sum is σ = 176573159742. Its totient is φ = 22432243680.

The previous prime is 67296733949. The next prime is 67296733963. The reversal of 67296733956 is 65933769276.

67296733956 is a `hidden beast` number, since 6 + 7 + 296 + 7 + 339 + 5 + 6 = 666.

67296733956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (67296733949) and next prime (67296733963).

It can be written as a sum of positive squares in only one way, i.e., 67296661056 + 72900 = 259416^2 + 270^2 .

It is a super-2 number, since 2×67296733956² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 67296733893 and 67296733902.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 11536305 + ... + 11542136.

It is an arithmetic number, because the mean of its divisors is an integer number (4204122851).

Almost surely, 2^67296733956 is an apocalyptic number.

It is an amenable number.

67296733956 is an abundant number, since it is smaller than the sum of its proper divisors (109276425786).

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

67296733956 is a wasteful number, since it uses less digits than its factorization.

67296733956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23078463 (or 23078446 counting only the distinct ones).

The product of its digits is 77157360, while the sum is 63.

The spelling of 67296733956 in words is "sixty-seven billion, two hundred ninety-six million, seven hundred thirty-three thousand, nine hundred fifty-six".