344924836138 has 32 divisors (see below), whose sum is σ = 544673030400. Its totient is φ = 163505126400.

The previous prime is 344924836129. The next prime is 344924836141. The reversal of 344924836138 is 831638429443.

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, 3063456 + ... + 3174052.

It is an arithmetic number, because the mean of its divisors is an integer number (17021032200).

Almost surely, 2^344924836138 is an apocalyptic number.

344924836138 is a deficient number, since it is larger than the sum of its proper divisors (199748194262).

344924836138 is a wasteful number, since it uses less digits than its factorization.

344924836138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111222.

The product of its digits is 11943936, while the sum is 55.

The spelling of 344924836138 in words is "three hundred forty-four billion, nine hundred twenty-four million, eight hundred thirty-six thousand, one hundred thirty-eight".