13456890134579 has 8 divisors (see below), whose sum is σ = 13822271721840. Its totient is φ = 13091597066016.

The previous prime is 13456890134563. The next prime is 13456890134593. The reversal of 13456890134579 is 97543109865431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13456890134579 - 2⁴ = 13456890134563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13456890134539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21821444 + ... + 22429649.

It is an arithmetic number, because the mean of its divisors is an integer number (1727783965230).

Almost surely, 2^{13456890134579} is an apocalyptic number.

13456890134579 is a deficient number, since it is larger than the sum of its proper divisors (365381587261).

13456890134579 is an equidigital number, since it uses as much as digits as its factorization.

13456890134579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44259349.

The product of its (nonzero) digits is 97977600, while the sum is 65.

The spelling of 13456890134579 in words is "thirteen trillion, four hundred fifty-six billion, eight hundred ninety million, one hundred thirty-four thousand, five hundred seventy-nine".