2129613531696 has 160 divisors (see below), whose sum is σ = 7156425292800. Its totient is φ = 593620462080.

The previous prime is 2129613531667. The next prime is 2129613531739. The reversal of 2129613531696 is 6961353169212.

2129613531696 is a `hidden beast` number, since 2 + 1 + 2 + 9 + 6 + 13 + 531 + 6 + 96 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 8464276 + ... + 8712243.

It is an arithmetic number, because the mean of its divisors is an integer number (44727658080).

Almost surely, 2^{2129613531696} is an apocalyptic number.

It is an amenable number.

2129613531696 is an abundant number, since it is smaller than the sum of its proper divisors (5026811761104).

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

2129613531696 is a wasteful number, since it uses less digits than its factorization.

2129613531696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17176584 (or 17176572 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 54.

The spelling of 2129613531696 in words is "two trillion, one hundred twenty-nine billion, six hundred thirteen million, five hundred thirty-one thousand, six hundred ninety-six".