13775780924 has 12 divisors (see below), whose sum is σ = 24109375248. Its totient is φ = 6887388000.

The previous prime is 13775780917. The next prime is 13775780951. The reversal of 13775780924 is 42908757731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60137 + ... + 176544.

It is an arithmetic number, because the mean of its divisors is an integer number (2009114604).

Almost surely, 2^13775780924 is an apocalyptic number.

It is an amenable number.

13775780924 is a deficient number, since it is larger than the sum of its proper divisors (10333594324).

13775780924 is a wasteful number, since it uses less digits than its factorization.

13775780924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251236 (or 251234 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 53.

The spelling of 13775780924 in words is "thirteen billion, seven hundred seventy-five million, seven hundred eighty thousand, nine hundred twenty-four".