616732715424 has 384 divisors, whose sum is σ = 1974545620992. Its totient is φ = 164750192640.

The previous prime is 616732715329. The next prime is 616732715471. The reversal of 616732715424 is 424517237616.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 157448314 + ... + 157452230.

It is an arithmetic number, because the mean of its divisors is an integer number (5142045888).

Almost surely, 2^616732715424 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 616732715424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (987272810496).

616732715424 is an abundant number, since it is smaller than the sum of its proper divisors (1357812905568).

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

616732715424 is a wasteful number, since it uses less digits than its factorization.

616732715424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4188 (or 4180 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 48.

The spelling of 616732715424 in words is "six hundred sixteen billion, seven hundred thirty-two million, seven hundred fifteen thousand, four hundred twenty-four".