616207368 has 128 divisors (see below), whose sum is σ = 1819480320. Its totient is φ = 170250240.

The previous prime is 616207349. The next prime is 616207391. The reversal of 616207368 is 863702616.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 943330 + ... + 943982.

It is an arithmetic number, because the mean of its divisors is an integer number (14214690).

Almost surely, 2^616207368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616207368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (909740160).

616207368 is an abundant number, since it is smaller than the sum of its proper divisors (1203272952).

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

616207368 is a wasteful number, since it uses less digits than its factorization.

616207368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 616207368 is about 24823.5244878724. The cubic root of 616207368 is about 850.9596395850.

The spelling of 616207368 in words is "six hundred sixteen million, two hundred seven thousand, three hundred sixty-eight".