20344314656546 has 8 divisors (see below), whose sum is σ = 30516586099200. Its totient is φ = 10172119290148.

The previous prime is 20344314656483. The next prime is 20344314656569. The reversal of 20344314656546 is 64565641344302.

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

It is a super-2 number, since 2×20344314656546² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18345746 + ... + 19423053.

It is an arithmetic number, because the mean of its divisors is an integer number (3814573262400).

Almost surely, 2^{20344314656546} is an apocalyptic number.

20344314656546 is a deficient number, since it is larger than the sum of its proper divisors (10172271442654).

20344314656546 is a wasteful number, since it uses less digits than its factorization.

20344314656546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38038128.

The product of its (nonzero) digits is 24883200, while the sum is 53.

The spelling of 20344314656546 in words is "twenty trillion, three hundred forty-four billion, three hundred fourteen million, six hundred fifty-six thousand, five hundred forty-six".