346125663 has 16 divisors (see below), whose sum is σ = 552223840. Its totient is φ = 213000192.

The previous prime is 346125653. The next prime is 346125671. The reversal of 346125663 is 366521643.

346125663 is a `hidden beast` number, since 34 + 61 + 2 + 566 + 3 = 666.

It is not a de Polignac number, because 346125663 - 2¹⁸ = 345863519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346125613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492706 + ... + 493407.

It is an arithmetic number, because the mean of its divisors is an integer number (34513990).

Almost surely, 2^346125663 is an apocalyptic number.

346125663 is a deficient number, since it is larger than the sum of its proper divisors (206098177).

346125663 is a wasteful number, since it uses less digits than its factorization.

346125663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986135 (or 986129 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 346125663 is about 18604.4527734626. The cubic root of 346125663 is about 702.1198750653.

The spelling of 346125663 in words is "three hundred forty-six million, one hundred twenty-five thousand, six hundred sixty-three".