346663558416 has 80 divisors (see below), whose sum is σ = 1025620070400. Its totient is φ = 98839906944.

The previous prime is 346663558393. The next prime is 346663558429. The reversal of 346663558416 is 614855366643.

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, 916026 + ... + 1237913.

It is an arithmetic number, because the mean of its divisors is an integer number (12820250880).

Almost surely, 2^346663558416 is an apocalyptic number.

It is an amenable number.

346663558416 is an abundant number, since it is smaller than the sum of its proper divisors (678956511984).

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

346663558416 is a wasteful number, since it uses less digits than its factorization.

346663558416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154436 (or 2154430 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 57.

The spelling of 346663558416 in words is "three hundred forty-six billion, six hundred sixty-three million, five hundred fifty-eight thousand, four hundred sixteen".