344138147952 has 80 divisors (see below), whose sum is σ = 931321344000. Its totient is φ = 109355081472.

The previous prime is 344138147909. The next prime is 344138147971. The reversal of 344138147952 is 259741831443.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 344138147895 and 344138147904.

It is a congruent number.

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, 1454752 + ... + 1674687.

It is an arithmetic number, because the mean of its divisors is an integer number (11641516800).

Almost surely, 2^344138147952 is an apocalyptic number.

It is an amenable number.

344138147952 is an abundant number, since it is smaller than the sum of its proper divisors (587183196048).

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

344138147952 is a wasteful number, since it uses less digits than its factorization.

344138147952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129558 (or 3129552 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 51.

The spelling of 344138147952 in words is "three hundred forty-four billion, one hundred thirty-eight million, one hundred forty-seven thousand, nine hundred fifty-two".