133159764136 has 32 divisors (see below), whose sum is σ = 285358320000. Its totient is φ = 57065276736.

The previous prime is 133159764121. The next prime is 133159764161. The reversal of 133159764136 is 631467951331.

It is a self number, because there is not a number n which added to its sum of digits gives 133159764136.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1135165 + ... + 1246963.

It is an arithmetic number, because the mean of its divisors is an integer number (8917447500).

Almost surely, 2^133159764136 is an apocalyptic number.

It is an amenable number.

133159764136 is an abundant number, since it is smaller than the sum of its proper divisors (152198555864).

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

133159764136 is a wasteful number, since it uses less digits than its factorization.

133159764136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133081 (or 133077 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 49.

The spelling of 133159764136 in words is "one hundred thirty-three billion, one hundred fifty-nine million, seven hundred sixty-four thousand, one hundred thirty-six".