13190818977 has 80 divisors (see below), whose sum is σ = 23522632320. Its totient is φ = 7208911872.

The previous prime is 13190818973. The next prime is 13190819011. The reversal of 13190818977 is 77981809131.

13190818977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13190818977 - 2² = 13190818973 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13190818973) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 1232433 + ... + 1243089.

It is an arithmetic number, because the mean of its divisors is an integer number (294032904).

Almost surely, 2^13190818977 is an apocalyptic number.

It is an amenable number.

13190818977 is a deficient number, since it is larger than the sum of its proper divisors (10331813343).

13190818977 is a wasteful number, since it uses less digits than its factorization.

13190818977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10772 (or 10763 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 54.

The spelling of 13190818977 in words is "thirteen billion, one hundred ninety million, eight hundred eighteen thousand, nine hundred seventy-seven".