616504066860 has 48 divisors (see below), whose sum is σ = 1883139697152. Its totient is φ = 149455531200.

The previous prime is 616504066859. The next prime is 616504066889. The reversal of 616504066860 is 68660405616.

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, 467047876 + ... + 467049195.

It is an arithmetic number, because the mean of its divisors is an integer number (39232077024).

Almost surely, 2^616504066860 is an apocalyptic number.

616504066860 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

616504066860 is an abundant number, since it is smaller than the sum of its proper divisors (1266635630292).

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

616504066860 is a wasteful number, since it uses less digits than its factorization.

616504066860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934097094 (or 934097092 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 616504066860 in words is "six hundred sixteen billion, five hundred four million, sixty-six thousand, eight hundred sixty".