133626856328 has 64 divisors (see below), whose sum is σ = 299545776000. Its totient is φ = 54672532992.

The previous prime is 133626856301. The next prime is 133626856367. The reversal of 133626856328 is 823658626331.

It is a super-2 number, since 2×133626856328² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133626856328.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317726 + ... + 606797.

It is an arithmetic number, because the mean of its divisors is an integer number (4680402750).

Almost surely, 2^133626856328 is an apocalyptic number.

It is an amenable number.

133626856328 is an abundant number, since it is smaller than the sum of its proper divisors (165918919672).

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

133626856328 is a wasteful number, since it uses less digits than its factorization.

133626856328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924654 (or 924650 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 53.

The spelling of 133626856328 in words is "one hundred thirty-three billion, six hundred twenty-six million, eight hundred fifty-six thousand, three hundred twenty-eight".