616411456 has 28 divisors (see below), whose sum is σ = 1230284052. Its totient is φ = 306418688.

The previous prime is 616411427. The next prime is 616411511. The reversal of 616411456 is 654114616.

It can be written as a sum of positive squares in 2 ways, for example, as 549433600 + 66977856 = 23440^2 + 8184^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16765 + ... + 38908.

Almost surely, 2^616411456 is an apocalyptic number.

It is an amenable number.

616411456 is a deficient number, since it is larger than the sum of its proper divisors (613872596).

616411456 is a wasteful number, since it uses less digits than its factorization.

616411456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55858 (or 55848 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 616411456 is about 24827.6349256227. The cubic root of 616411456 is about 851.0535752146.

The spelling of 616411456 in words is "six hundred sixteen million, four hundred eleven thousand, four hundred fifty-six".