13494402775 has 144 divisors (see below), whose sum is σ = 21373632000. Its totient is φ = 8397043200.

The previous prime is 13494402773. The next prime is 13494402797. The reversal of 13494402775 is 57720449431.

It is not a de Polignac number, because 13494402775 - 2¹ = 13494402773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13494402773) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 75387636 + ... + 75387814.

It is an arithmetic number, because the mean of its divisors is an integer number (148428000).

Almost surely, 2^13494402775 is an apocalyptic number.

13494402775 is a deficient number, since it is larger than the sum of its proper divisors (7879229225).

13494402775 is a wasteful number, since it uses less digits than its factorization.

13494402775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 13494402775 in words is "thirteen billion, four hundred ninety-four million, four hundred two thousand, seven hundred seventy-five".