133018747008 has 64 divisors (see below), whose sum is σ = 403806918720. Its totient is φ = 38005355520.

The previous prime is 133018746979. The next prime is 133018747031. The reversal of 133018747008 is 800747810331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24740383 + ... + 24745758.

It is an arithmetic number, because the mean of its divisors is an integer number (6309483105).

Almost surely, 2^133018747008 is an apocalyptic number.

It is an amenable number.

133018747008 is an abundant number, since it is smaller than the sum of its proper divisors (270788171712).

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

133018747008 is an equidigital number, since it uses as much as digits as its factorization.

133018747008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49486165 (or 49486153 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 42.

The spelling of 133018747008 in words is "one hundred thirty-three billion, eighteen million, seven hundred forty-seven thousand, eight".