616321669268 has 48 divisors (see below), whose sum is σ = 1154840924160. Its totient is φ = 287104962144.

The previous prime is 616321669253. The next prime is 616321669283. The reversal of 616321669268 is 862966123616.

It is an interprime number because it is at equal distance from previous prime (616321669253) and next prime (616321669283).

It is a super-3 number, since 3×616321669268³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

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, 1203221 + ... + 1637187.

It is an arithmetic number, because the mean of its divisors is an integer number (24059185920).

Almost surely, 2^616321669268 is an apocalyptic number.

It is an amenable number.

616321669268 is a deficient number, since it is larger than the sum of its proper divisors (538519254892).

616321669268 is a wasteful number, since it uses less digits than its factorization.

616321669268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434396 (or 434394 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 56.

The spelling of 616321669268 in words is "six hundred sixteen billion, three hundred twenty-one million, six hundred sixty-nine thousand, two hundred sixty-eight".