133469135790 has 64 divisors (see below), whose sum is σ = 322854336000. Its totient is φ = 35311192704.

The previous prime is 133469135771. The next prime is 133469135827. The reversal of 133469135790 is 97531964331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6448999 + ... + 6469661.

It is an arithmetic number, because the mean of its divisors is an integer number (5044599000).

Almost surely, 2^133469135790 is an apocalyptic number.

133469135790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133469135790 is an abundant number, since it is smaller than the sum of its proper divisors (189385200210).

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

133469135790 is a wasteful number, since it uses less digits than its factorization.

133469135790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22361.

The product of its (nonzero) digits is 1837080, while the sum is 51.

The spelling of 133469135790 in words is "one hundred thirty-three billion, four hundred sixty-nine million, one hundred thirty-five thousand, seven hundred ninety".