133526190738 has 16 divisors (see below), whose sum is σ = 270269881056. Its totient is φ = 43972480320.

The previous prime is 133526190727. The next prime is 133526190799. The reversal of 133526190738 is 837091625331.

It is a super-2 number, since 2×133526190738² (a number of 23 digits) contains 22 as substring.

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, 134061943 + ... + 134062938.

It is an arithmetic number, because the mean of its divisors is an integer number (16891867566).

Almost surely, 2^133526190738 is an apocalyptic number.

133526190738 is an abundant number, since it is smaller than the sum of its proper divisors (136743690318).

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

133526190738 is a wasteful number, since it uses less digits than its factorization.

133526190738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268124969.

The product of its (nonzero) digits is 816480, while the sum is 48.

The spelling of 133526190738 in words is "one hundred thirty-three billion, five hundred twenty-six million, one hundred ninety thousand, seven hundred thirty-eight".