344420472408 has 32 divisors (see below), whose sum is σ = 863264703600. Its totient is φ = 114511687808.

The previous prime is 344420472397. The next prime is 344420472419. The reversal of 344420472408 is 804274024443.

It is an interprime number because it is at equal distance from previous prime (344420472397) and next prime (344420472419).

It is a self number, because there is not a number n which added to its sum of digits gives 344420472408.

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, 18436491 + ... + 18455162.

Almost surely, 2^344420472408 is an apocalyptic number.

It is an amenable number.

344420472408 is an abundant number, since it is smaller than the sum of its proper divisors (518844231192).

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

344420472408 is a wasteful number, since it uses less digits than its factorization.

344420472408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36892051 (or 36892047 counting only the distinct ones).

The product of its (nonzero) digits is 688128, while the sum is 42.

The spelling of 344420472408 in words is "three hundred forty-four billion, four hundred twenty million, four hundred seventy-two thousand, four hundred eight".