344618906019 has 32 divisors (see below), whose sum is σ = 477069067776. Its totient is φ = 221095941120.

The previous prime is 344618905999. The next prime is 344618906033. The reversal of 344618906019 is 910609816443.

It is not a de Polignac number, because 344618906019 - 2⁹ = 344618905507 is a prime.

It is a super-2 number, since 2×344618906019² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (344618906089) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19231674 + ... + 19249584.

It is an arithmetic number, because the mean of its divisors is an integer number (14908408368).

Almost surely, 2^344618906019 is an apocalyptic number.

344618906019 is a deficient number, since it is larger than the sum of its proper divisors (132450161757).

344618906019 is a wasteful number, since it uses less digits than its factorization.

344618906019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19835.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 344618906019 in words is "three hundred forty-four billion, six hundred eighteen million, nine hundred six thousand, nineteen".