13016777972 has 12 divisors (see below), whose sum is σ = 24850212576. Its totient is φ = 5916717240.

The previous prime is 13016777951. The next prime is 13016778043. The reversal of 13016777972 is 27977761031.

13016777972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13016777972.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147917888 + ... + 147917975.

It is an arithmetic number, because the mean of its divisors is an integer number (2070851048).

Almost surely, 2^13016777972 is an apocalyptic number.

It is an amenable number.

13016777972 is a deficient number, since it is larger than the sum of its proper divisors (11833434604).

13016777972 is a wasteful number, since it uses less digits than its factorization.

13016777972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295835878 (or 295835876 counting only the distinct ones).

The product of its (nonzero) digits is 777924, while the sum is 50.

The spelling of 13016777972 in words is "thirteen billion, sixteen million, seven hundred seventy-seven thousand, nine hundred seventy-two".