133456680138 has 32 divisors (see below), whose sum is σ = 276409516032. Its totient is φ = 42912097200.

The previous prime is 133456680061. The next prime is 133456680163. The reversal of 133456680138 is 831086654331.

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, 1095706 + ... + 1211397.

It is an arithmetic number, because the mean of its divisors is an integer number (8637797376).

Almost surely, 2^133456680138 is an apocalyptic number.

133456680138 is an abundant number, since it is smaller than the sum of its proper divisors (142952835894).

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

133456680138 is a wasteful number, since it uses less digits than its factorization.

133456680138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2307450.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 133456680138 in words is "one hundred thirty-three billion, four hundred fifty-six million, six hundred eighty thousand, one hundred thirty-eight".