13542387798 has 16 divisors (see below), whose sum is σ = 27088618176. Its totient is φ = 4513488840.

The previous prime is 13542387773. The next prime is 13542387809. The reversal of 13542387798 is 89778324531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113236 + ... + 199767.

It is an arithmetic number, because the mean of its divisors is an integer number (1693038636).

Almost surely, 2^13542387798 is an apocalyptic number.

13542387798 is an abundant number, since it is smaller than the sum of its proper divisors (13546230378).

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

13542387798 is a wasteful number, since it uses less digits than its factorization.

13542387798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320219.

The product of its digits is 10160640, while the sum is 57.

The spelling of 13542387798 in words is "thirteen billion, five hundred forty-two million, three hundred eighty-seven thousand, seven hundred ninety-eight".