13775138774 has 8 divisors (see below), whose sum is σ = 20692963080. Its totient is φ = 6877484416.

The previous prime is 13775138753. The next prime is 13775138789. The reversal of 13775138774 is 47783157731.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 5040779 + ... + 5043510.

It is an arithmetic number, because the mean of its divisors is an integer number (2586620385).

Almost surely, 2^13775138774 is an apocalyptic number.

13775138774 is a deficient number, since it is larger than the sum of its proper divisors (6917824306).

13775138774 is a wasteful number, since it uses less digits than its factorization.

13775138774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10084974.

The product of its digits is 3457440, while the sum is 53.

The spelling of 13775138774 in words is "thirteen billion, seven hundred seventy-five million, one hundred thirty-eight thousand, seven hundred seventy-four".