616656376 has 32 divisors (see below), whose sum is σ = 1348380000. Its totient is φ = 264280128.

The previous prime is 616656373. The next prime is 616656379. The reversal of 616656376 is 673656616.

616656376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (616656373) and next prime (616656379).

It is a super-2 number, since 2×616656376² = 760530172122906752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616656373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109621 + ... + 115108.

It is an arithmetic number, because the mean of its divisors is an integer number (42136875).

Almost surely, 2^616656376 is an apocalyptic number.

It is an amenable number.

616656376 is an abundant number, since it is smaller than the sum of its proper divisors (731723624).

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

616656376 is a wasteful number, since it uses less digits than its factorization.

616656376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224756 (or 224738 counting only the distinct ones).

The product of its digits is 816480, while the sum is 46.

The square root of 616656376 is about 24832.5668427571. The cubic root of 616656376 is about 851.1662772305.

The spelling of 616656376 in words is "six hundred sixteen million, six hundred fifty-six thousand, three hundred seventy-six".