133870763464833 has 32 divisors (see below), whose sum is σ = 194836773841920. Its totient is φ = 81426660157440.

The previous prime is 133870763464787. The next prime is 133870763464873. The reversal of 133870763464833 is 338464367078331.

It is a happy number.

It is not a de Polignac number, because 133870763464833 - 2⁶ = 133870763464769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133870763464873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203564593 + ... + 204221166.

It is an arithmetic number, because the mean of its divisors is an integer number (6088649182560).

Almost surely, 2^{133870763464833} is an apocalyptic number.

It is an amenable number.

133870763464833 is a deficient number, since it is larger than the sum of its proper divisors (60966010377087).

133870763464833 is a wasteful number, since it uses less digits than its factorization.

133870763464833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407785977.

The product of its (nonzero) digits is 438939648, while the sum is 66.

The spelling of 133870763464833 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-three".