613220161022316 has 216 divisors, whose sum is σ = 1707720681370704. Its totient is φ = 185325954497280.

The previous prime is 613220161022239. The next prime is 613220161022323.

613220161022316 is a `hidden beast` number, since 6 + 1 + 3 + 2 + 2 + 0 + 1 + 610 + 2 + 2 + 31 + 6 = 666.

613220161022316 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 18878871 + ... + 39785073.

Almost surely, 2^{613220161022316} 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 613220161022316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (853860340685352).

613220161022316 is an abundant number, since it is smaller than the sum of its proper divisors (1094500520348388).

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

613220161022316 is a wasteful number, since it uses less digits than its factorization.

613220161022316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20906349 (or 20906325 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 613220161022316 in words is "six hundred thirteen trillion, two hundred twenty billion, one hundred sixty-one million, twenty-two thousand, three hundred sixteen".