13391165742 has 16 divisors (see below), whose sum is σ = 26785414992. Its totient is φ = 4463208000.

The previous prime is 13391165729. The next prime is 13391165779. The reversal of 13391165742 is 24756119331.

It is a junction number, because it is equal to n+sod(n) for n = 13391165694 and 13391165703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69973 + ... + 177984.

It is an arithmetic number, because the mean of its divisors is an integer number (1674088437).

Almost surely, 2^13391165742 is an apocalyptic number.

13391165742 is an abundant number, since it is smaller than the sum of its proper divisors (13394249250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13391165742 is a wasteful number, since it uses less digits than its factorization.

13391165742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256963.

The product of its digits is 136080, while the sum is 42.

The spelling of 13391165742 in words is "thirteen billion, three hundred ninety-one million, one hundred sixty-five thousand, seven hundred forty-two".