340375042646 has 8 divisors (see below), whose sum is σ = 514235676360. Its totient is φ = 168963150528.

The previous prime is 340375042577. The next prime is 340375042663. The reversal of 340375042646 is 646240573043.

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

It is a junction number, because it is equal to n+sod(n) for n = 340375042597 and 340375042606.

It is a congruent number.

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, 612185051 + ... + 612185606.

It is an arithmetic number, because the mean of its divisors is an integer number (64279459545).

Almost surely, 2^340375042646 is an apocalyptic number.

340375042646 is a deficient number, since it is larger than the sum of its proper divisors (173860633714).

340375042646 is a wasteful number, since it uses less digits than its factorization.

340375042646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224370798.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 340375042646 in words is "three hundred forty billion, three hundred seventy-five million, forty-two thousand, six hundred forty-six".