13612681434 has 32 divisors (see below), whose sum is σ = 30006599616. Its totient is φ = 4082526720.

The previous prime is 13612681387. The next prime is 13612681447. The reversal of 13612681434 is 43418621631.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13612681392 and 13612681401.

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, 1056757 + ... + 1069560.

It is an arithmetic number, because the mean of its divisors is an integer number (937706238).

Almost surely, 2^13612681434 is an apocalyptic number.

13612681434 is an abundant number, since it is smaller than the sum of its proper divisors (16393918182).

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

13612681434 is a wasteful number, since it uses less digits than its factorization.

13612681434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126430.

The product of its digits is 82944, while the sum is 39.

The spelling of 13612681434 in words is "thirteen billion, six hundred twelve million, six hundred eighty-one thousand, four hundred thirty-four".