616360464 has 60 divisors (see below), whose sum is σ = 1738587136. Its totient is φ = 203829696.

The previous prime is 616360457. The next prime is 616360471. The reversal of 616360464 is 464063616.

616360464 is a `hidden beast` number, since 616 + 36 + 0 + 4 + 6 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (616360457) and next prime (616360471).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 11 ways as a sum of consecutive naturals, for example, 1437 + ... + 35139.

Almost surely, 2^616360464 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 616360464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (869293568).

616360464 is an abundant number, since it is smaller than the sum of its proper divisors (1122226672).

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

616360464 is a wasteful number, since it uses less digits than its factorization.

616360464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33844 (or 33835 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 616360464 is about 24826.6079841770. The cubic root of 616360464 is about 851.0301070586.

The spelling of 616360464 in words is "six hundred sixteen million, three hundred sixty thousand, four hundred sixty-four".