13140744405 has 16 divisors (see below), whose sum is σ = 22261967424. Its totient is φ = 6596138240.

The previous prime is 13140744389. The next prime is 13140744433. The reversal of 13140744405 is 50444704131.

It is not a de Polignac number, because 13140744405 - 2⁴ = 13140744389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25765911 + ... + 25766420.

It is an arithmetic number, because the mean of its divisors is an integer number (1391372964).

Almost surely, 2^13140744405 is an apocalyptic number.

13140744405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13140744405 is a deficient number, since it is larger than the sum of its proper divisors (9121223019).

13140744405 is a wasteful number, since it uses less digits than its factorization.

13140744405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51532356.

The product of its (nonzero) digits is 26880, while the sum is 33.

The spelling of 13140744405 in words is "thirteen billion, one hundred forty million, seven hundred forty-four thousand, four hundred five".