616304225642466 has 32 divisors (see below), whose sum is σ = 1233294270485760. Its totient is φ = 205320451549824.

The previous prime is 616304225642437. The next prime is 616304225642527. The reversal of 616304225642466 is 664246522403616.

It is a super-2 number, since 2×616304225642466² (a number of 30 digits) contains 22 as substring.

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, 191029486 + ... + 194228918.

It is an arithmetic number, because the mean of its divisors is an integer number (38540445952680).

Almost surely, 2^{616304225642466} is an apocalyptic number.

616304225642466 is an abundant number, since it is smaller than the sum of its proper divisors (616990044843294).

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

616304225642466 is a wasteful number, since it uses less digits than its factorization.

616304225642466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3217290.

The product of its (nonzero) digits is 59719680, while the sum is 57.

The spelling of 616304225642466 in words is "six hundred sixteen trillion, three hundred four billion, two hundred twenty-five million, six hundred forty-two thousand, four hundred sixty-six".