616654372 has 12 divisors (see below), whose sum is σ = 1079504496. Its totient is φ = 308224520.

The previous prime is 616654351. The next prime is 616654397. The reversal of 616654372 is 273456616.

It is a super-2 number, since 2×616654372² = 760525229013428768, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 11254 + ... + 36877.

It is an arithmetic number, because the mean of its divisors is an integer number (89958708).

Almost surely, 2^616654372 is an apocalyptic number.

It is an amenable number.

616654372 is a deficient number, since it is larger than the sum of its proper divisors (462850124).

616654372 is a wasteful number, since it uses less digits than its factorization.

616654372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51338 (or 51336 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 616654372 is about 24832.5264924856. The cubic root of 616654372 is about 851.1653551940.

The spelling of 616654372 in words is "six hundred sixteen million, six hundred fifty-four thousand, three hundred seventy-two".