133634980788 has 48 divisors (see below), whose sum is σ = 329954881536. Its totient is φ = 42008132320.

The previous prime is 133634980777. The next prime is 133634980799. The reversal of 133634980788 is 887089436331.

It is an interprime number because it is at equal distance from previous prime (133634980777) and next prime (133634980799).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3390156 + ... + 3429347.

It is an arithmetic number, because the mean of its divisors is an integer number (6874060032).

Almost surely, 2^133634980788 is an apocalyptic number.

It is an amenable number.

133634980788 is an abundant number, since it is smaller than the sum of its proper divisors (196319900748).

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

133634980788 is a wasteful number, since it uses less digits than its factorization.

133634980788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6819604 (or 6819602 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 60.

The spelling of 133634980788 in words is "one hundred thirty-three billion, six hundred thirty-four million, nine hundred eighty thousand, seven hundred eighty-eight".