616923793408 has 96 divisors (see below), whose sum is σ = 1337999644800. Its totient is φ = 282683916288.

The previous prime is 616923793373. The next prime is 616923793411. The reversal of 616923793408 is 804397329616.

It is a happy number.

It is a super-3 number, since 3×616923793408³ (a number of 36 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 3617385 + ... + 3784087.

It is an arithmetic number, because the mean of its divisors is an integer number (13937496300).

Almost surely, 2^616923793408 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 616923793408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (668999822400).

616923793408 is an abundant number, since it is smaller than the sum of its proper divisors (721075851392).

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

616923793408 is a wasteful number, since it uses less digits than its factorization.

616923793408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166877 (or 166857 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 616923793408 in words is "six hundred sixteen billion, nine hundred twenty-three million, seven hundred ninety-three thousand, four hundred eight".