342503533566 has 96 divisors (see below), whose sum is σ = 784550134368. Its totient is φ = 111948894720.

The previous prime is 342503533529. The next prime is 342503533579. The reversal of 342503533566 is 665335305243.

It is a happy number.

342503533566 is a `hidden beast` number, since 3 + 4 + 2 + 50 + 3 + 5 + 33 + 566 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67406146 + ... + 67411226.

It is an arithmetic number, because the mean of its divisors is an integer number (8172397233).

Almost surely, 2^342503533566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342503533566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392275067184).

342503533566 is an abundant number, since it is smaller than the sum of its proper divisors (442046600802).

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

342503533566 is a wasteful number, since it uses less digits than its factorization.

342503533566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7768 (or 7756 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 45.

The spelling of 342503533566 in words is "three hundred forty-two billion, five hundred three million, five hundred thirty-three thousand, five hundred sixty-six".