344378873442 has 16 divisors (see below), whose sum is σ = 688854148992. Its totient is φ = 114776890800.

The previous prime is 344378873437. The next prime is 344378873467. The reversal of 344378873442 is 244378873443.

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, 3970273 + ... + 4056084.

It is an arithmetic number, because the mean of its divisors is an integer number (43053384312).

Almost surely, 2^344378873442 is an apocalyptic number.

344378873442 is an abundant number, since it is smaller than the sum of its proper divisors (344475275550).

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

344378873442 is a wasteful number, since it uses less digits than its factorization.

344378873442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8033513.

The product of its digits is 43352064, while the sum is 57.

Subtracting from 344378873442 its reverse (244378873443), we obtain a palindrome (99999999999).

The spelling of 344378873442 in words is "three hundred forty-four billion, three hundred seventy-eight million, eight hundred seventy-three thousand, four hundred forty-two".