13172771322116 has 24 divisors (see below), whose sum is σ = 26345627931840. Its totient is φ = 5645455147872.

The previous prime is 13172771322107. The next prime is 13172771322187. The reversal of 13172771322116 is 61122317727131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11513711 + ... + 12605993.

It is an arithmetic number, because the mean of its divisors is an integer number (1097734497160).

Almost surely, 2^{13172771322116} is an apocalyptic number.

It is an amenable number.

13172771322116 is an abundant number, since it is smaller than the sum of its proper divisors (13172856609724).

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

13172771322116 is a wasteful number, since it uses less digits than its factorization.

13172771322116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523003 (or 1523001 counting only the distinct ones).

The product of its digits is 148176, while the sum is 44.

The spelling of 13172771322116 in words is "thirteen trillion, one hundred seventy-two billion, seven hundred seventy-one million, three hundred twenty-two thousand, one hundred sixteen".