13115428432254 has 20 divisors (see below), whose sum is σ = 29388274820784. Its totient is φ = 4371809477364.

The previous prime is 13115428432243. The next prime is 13115428432277. The reversal of 13115428432254 is 45223482451131.

13115428432254 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 542 + 84 + 3 + 2 + 25 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40479717222 + ... + 40479717545.

Almost surely, 2^{13115428432254} is an apocalyptic number.

13115428432254 is an abundant number, since it is smaller than the sum of its proper divisors (16272846388530).

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

13115428432254 is an equidigital number, since it uses as much as digits as its factorization.

13115428432254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80959434781 (or 80959434772 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The spelling of 13115428432254 in words is "thirteen trillion, one hundred fifteen billion, four hundred twenty-eight million, four hundred thirty-two thousand, two hundred fifty-four".