613660496213016 has 384 divisors, whose sum is σ = 2056280975424000. Its totient is φ = 168936626605824.

The previous prime is 613660496212969. The next prime is 613660496213033. The reversal of 613660496213016 is 610312694066316.

It is a happy number.

613660496213016 is a `hidden beast` number, since 6 + 1 + 3 + 6 + 6 + 0 + 4 + 9 + 621 + 3 + 0 + 1 + 6 = 666.

It is a super-2 number, since 2×613660496213016² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32728695 + ... + 47942553.

It is an arithmetic number, because the mean of its divisors is an integer number (5354898373500).

Almost surely, 2^{613660496213016} 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 613660496213016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1028140487712000).

613660496213016 is an abundant number, since it is smaller than the sum of its proper divisors (1442620479210984).

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

613660496213016 is a wasteful number, since it uses less digits than its factorization.

613660496213016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15214028 (or 15214011 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 54.

The spelling of 613660496213016 in words is "six hundred thirteen trillion, six hundred sixty billion, four hundred ninety-six million, two hundred thirteen thousand, sixteen".