616030560501660 has 144 divisors (see below), whose sum is σ = 1876238426462400. Its totient is φ = 163605932697600.

The previous prime is 616030560501619. The next prime is 616030560501673. The reversal of 616030560501660 is 66105065030616.

616030560501660 is a `hidden beast` number, since 6 + 1 + 6 + 0 + 30 + 5 + 605 + 0 + 1 + 6 + 6 + 0 = 666.

It is a super-3 number, since 3×616030560501660³ (a number of 45 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 173447316 + ... + 176963364.

It is an arithmetic number, because the mean of its divisors is an integer number (13029433517100).

Almost surely, 2^{616030560501660} is an apocalyptic number.

616030560501660 is a gapful number since it is divisible by the number (60) 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 616030560501660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (938119213231200).

616030560501660 is an abundant number, since it is smaller than the sum of its proper divisors (1260207865960740).

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

616030560501660 is a wasteful number, since it uses less digits than its factorization.

616030560501660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3520028 (or 3520023 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 616030560501660 in words is "six hundred sixteen trillion, thirty billion, five hundred sixty million, five hundred one thousand, six hundred sixty".