616415015104 has 112 divisors (see below), whose sum is σ = 1453723361280. Its totient is φ = 253731824640.

The previous prime is 616415015081. The next prime is 616415015171. The reversal of 616415015104 is 401510514616.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 616415015104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2357269 + ... + 2605675.

Almost surely, 2^616415015104 is an apocalyptic number.

616415015104 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616415015104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (726861680640).

616415015104 is an abundant number, since it is smaller than the sum of its proper divisors (837308346176).

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

616415015104 is a wasteful number, since it uses less digits than its factorization.

616415015104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248646 (or 248636 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 616415015104 in words is "six hundred sixteen billion, four hundred fifteen million, fifteen thousand, one hundred four".