133136893404 has 96 divisors (see below), whose sum is σ = 368759865600. Its totient is φ = 41415675840.

The previous prime is 133136893399. The next prime is 133136893427. The reversal of 133136893404 is 404398631331.

133136893404 is a `hidden beast` number, since 1 + 33 + 136 + 89 + 3 + 404 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 133136893404.

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, 346707 + ... + 621674.

It is an arithmetic number, because the mean of its divisors is an integer number (3841248600).

Almost surely, 2^133136893404 is an apocalyptic number.

It is an amenable number.

133136893404 is an abundant number, since it is smaller than the sum of its proper divisors (235622972196).

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

133136893404 is a wasteful number, since it uses less digits than its factorization.

133136893404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968480 (or 968472 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 133136893404 in words is "one hundred thirty-three billion, one hundred thirty-six million, eight hundred ninety-three thousand, four hundred four".