344055004224520 has 128 divisors (see below), whose sum is σ = 845015708908800. Its totient is φ = 125623385865216.

The previous prime is 344055004224497. The next prime is 344055004224599. The reversal of 344055004224520 is 25422400550443.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56498019 + ... + 62290738.

It is an arithmetic number, because the mean of its divisors is an integer number (6601685225850).

Almost surely, 2^{344055004224520} is an apocalyptic number.

It is an amenable number.

344055004224520 is an abundant number, since it is smaller than the sum of its proper divisors (500960704684280).

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

344055004224520 is a wasteful number, since it uses less digits than its factorization.

344055004224520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118788927 (or 118788923 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 40.

Adding to 344055004224520 its reverse (25422400550443), we get a palindrome (369477404774963).

The spelling of 344055004224520 in words is "three hundred forty-four trillion, fifty-five billion, four million, two hundred twenty-four thousand, five hundred twenty".