133870763464832 has 64 divisors (see below), whose sum is σ = 277971551669760. Its totient is φ = 64147280762880.

The previous prime is 133870763464787. The next prime is 133870763464873. The reversal of 133870763464832 is 238464367078331.

It is a tau number, because it is divible by the number of its divisors (64).

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, 163366013 + ... + 164183420.

It is an arithmetic number, because the mean of its divisors is an integer number (4343305494840).

Almost surely, 2^{133870763464832} is an apocalyptic number.

It is an amenable number.

133870763464832 is an abundant number, since it is smaller than the sum of its proper divisors (144100788204928).

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

133870763464832 is a wasteful number, since it uses less digits than its factorization.

133870763464832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327549581 (or 327549569 counting only the distinct ones).

The product of its (nonzero) digits is 292626432, while the sum is 65.

The spelling of 133870763464832 in words is "one hundred thirty-three trillion, eight hundred seventy billion, seven hundred sixty-three million, four hundred sixty-four thousand, eight hundred thirty-two".