344216503686 has 16 divisors (see below), whose sum is σ = 751017826368. Its totient is φ = 104308031400.

The previous prime is 344216503679. The next prime is 344216503703. The reversal of 344216503686 is 686305612443.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2607700720 + ... + 2607700851.

It is an arithmetic number, because the mean of its divisors is an integer number (46938614148).

Almost surely, 2^344216503686 is an apocalyptic number.

344216503686 is an abundant number, since it is smaller than the sum of its proper divisors (406801322682).

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

344216503686 is a wasteful number, since it uses less digits than its factorization.

344216503686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5215401587.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 344216503686 in words is "three hundred forty-four billion, two hundred sixteen million, five hundred three thousand, six hundred eighty-six".