133631663313512 has 32 divisors (see below), whose sum is σ = 308380761494400. Its totient is φ = 52865273398464.

The previous prime is 133631663313503. The next prime is 133631663313521. The reversal of 133631663313512 is 215313366136331.

It is an interprime number because it is at equal distance from previous prime (133631663313503) and next prime (133631663313521).

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, 91779987812 + ... + 91779989267.

It is an arithmetic number, because the mean of its divisors is an integer number (9636898796700).

Almost surely, 2^{133631663313512} is an apocalyptic number.

It is an amenable number.

133631663313512 is an abundant number, since it is smaller than the sum of its proper divisors (174749098180888).

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

133631663313512 is a wasteful number, since it uses less digits than its factorization.

133631663313512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183559977105 (or 183559977101 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 47.

The spelling of 133631663313512 in words is "one hundred thirty-three trillion, six hundred thirty-one billion, six hundred sixty-three million, three hundred thirteen thousand, five hundred twelve".