13702556912478 has 48 divisors (see below), whose sum is σ = 32063692335120. Its totient is φ = 3892386094464.

The previous prime is 13702556912417. The next prime is 13702556912593. The reversal of 13702556912478 is 87421965520731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134652423 + ... + 134754146.

It is an arithmetic number, because the mean of its divisors is an integer number (667993590315).

It is a 2-persistent number, because it is pandigital, and so is 2⋅13702556912478 = 27405113824956, but 3⋅13702556912478 = 41107670737434 is not.

Almost surely, 2^{13702556912478} is an apocalyptic number.

13702556912478 is an abundant number, since it is smaller than the sum of its proper divisors (18361135422642).

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

13702556912478 is a wasteful number, since it uses less digits than its factorization.

13702556912478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269406761 (or 269406754 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 60.

The spelling of 13702556912478 in words is "thirteen trillion, seven hundred two billion, five hundred fifty-six million, nine hundred twelve thousand, four hundred seventy-eight".