616495994 has 16 divisors (see below), whose sum is σ = 935356032. Its totient is φ = 304721328.

The previous prime is 616495991. The next prime is 616496047. The reversal of 616495994 is 499594616.

It is a super-3 number, since 3×616495994³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (616495991) 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, 132227 + ... + 136809.

It is an arithmetic number, because the mean of its divisors is an integer number (58459752).

Almost surely, 2^616495994 is an apocalyptic number.

616495994 is a deficient number, since it is larger than the sum of its proper divisors (318860038).

616495994 is a wasteful number, since it uses less digits than its factorization.

616495994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5341.

The product of its digits is 2099520, while the sum is 53.

The square root of 616495994 is about 24829.3373653024. The cubic root of 616495994 is about 851.0924794658.

The spelling of 616495994 in words is "six hundred sixteen million, four hundred ninety-five thousand, nine hundred ninety-four".