616630016 has 36 divisors (see below), whose sum is σ = 1273309800. Its totient is φ = 297679872.

The previous prime is 616629941. The next prime is 616630033. The reversal of 616630016 is 610036616.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34106 + ... + 48953.

Almost surely, 2^616630016 is an apocalyptic number.

It is an amenable number.

616630016 is an abundant number, since it is smaller than the sum of its proper divisors (656679784).

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

616630016 is an equidigital number, since it uses as much as digits as its factorization.

616630016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83104 (or 83090 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 616630016 is about 24832.0360824480. The cubic root of 616630016 is about 851.1541488860.

The spelling of 616630016 in words is "six hundred sixteen million, six hundred thirty thousand, sixteen".