616442660252 has 24 divisors (see below), whose sum is σ = 1142277610320. Its totient is φ = 290079077120.

The previous prime is 616442660227. The next prime is 616442660293. The reversal of 616442660252 is 252066244616.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1672502 + ... + 2007522.

It is an arithmetic number, because the mean of its divisors is an integer number (47594900430).

Almost surely, 2^616442660252 is an apocalyptic number.

It is an amenable number.

616442660252 is a deficient number, since it is larger than the sum of its proper divisors (525834950068).

616442660252 is a wasteful number, since it uses less digits than its factorization.

616442660252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362101 (or 362099 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 616442660252 in words is "six hundred sixteen billion, four hundred forty-two million, six hundred sixty thousand, two hundred fifty-two".