346516561503 has 12 divisors (see below), whose sum is σ = 572027339728. Its totient is φ = 198009463680.

The previous prime is 346516561451. The next prime is 346516561529. The reversal of 346516561503 is 305165615643.

It is a happy number.

346516561503 is a `hidden beast` number, since 3 + 46 + 51 + 6 + 56 + 1 + 503 = 666.

It is not a de Polignac number, because 346516561503 - 2⁶ = 346516561439 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 (346516561903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2750131378 + ... + 2750131503.

Almost surely, 2^346516561503 is an apocalyptic number.

346516561503 is a deficient number, since it is larger than the sum of its proper divisors (225510778225).

346516561503 is a wasteful number, since it uses less digits than its factorization.

346516561503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500262894 (or 5500262891 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The spelling of 346516561503 in words is "three hundred forty-six billion, five hundred sixteen million, five hundred sixty-one thousand, five hundred three".