133022015856 has 160 divisors (see below), whose sum is σ = 395374248000. Its totient is φ = 42769907712.

The previous prime is 133022015779. The next prime is 133022015923. The reversal of 133022015856 is 658510220331.

133022015856 is a `hidden beast` number, since 1 + 330 + 220 + 1 + 58 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 133022015856.

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, 14440180 + ... + 14449388.

It is an arithmetic number, because the mean of its divisors is an integer number (2471089050).

Almost surely, 2^133022015856 is an apocalyptic number.

133022015856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133022015856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197687124000).

133022015856 is an abundant number, since it is smaller than the sum of its proper divisors (262352232144).

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

133022015856 is a wasteful number, since it uses less digits than its factorization.

133022015856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10408 (or 10396 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 133022015856 in words is "one hundred thirty-three billion, twenty-two million, fifteen thousand, eight hundred fifty-six".