345146243665144 has 32 divisors (see below), whose sum is σ = 648311080324320. Its totient is φ = 172263540721536.

The previous prime is 345146243665121. The next prime is 345146243665187. The reversal of 345146243665144 is 441566342641543.

It is a happy number.

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, 4770699 + ... + 26703034.

It is an arithmetic number, because the mean of its divisors is an integer number (20259721260135).

Almost surely, 2^{345146243665144} is an apocalyptic number.

It is an amenable number.

345146243665144 is a deficient number, since it is larger than the sum of its proper divisors (303164836659176).

345146243665144 is a wasteful number, since it uses less digits than its factorization.

345146243665144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31476199 (or 31476195 counting only the distinct ones).

The product of its digits is 99532800, while the sum is 58.

The spelling of 345146243665144 in words is "three hundred forty-five trillion, one hundred forty-six billion, two hundred forty-three million, six hundred sixty-five thousand, one hundred forty-four".