133374574320 has 80 divisors (see below), whose sum is σ = 445265896992. Its totient is φ = 32830663680.

The previous prime is 133374574309. The next prime is 133374574339. The reversal of 133374574320 is 23475473331.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 21371011 + ... + 21377250.

Almost surely, 2^133374574320 is an apocalyptic number.

133374574320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133374574320 is an abundant number, since it is smaller than the sum of its proper divisors (311891322672).

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

133374574320 is a wasteful number, since it uses less digits than its factorization.

133374574320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42748290 (or 42748284 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 42.

The spelling of 133374574320 in words is "one hundred thirty-three billion, three hundred seventy-four million, five hundred seventy-four thousand, three hundred twenty".