613083220488 has 84 divisors (see below), whose sum is σ = 1723676241885. Its totient is φ = 204341141664.

The previous prime is 613083220483. The next prime is 613083220493. The reversal of 613083220488 is 884022380316.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

613083220488 is a `hidden beast` number, since 6 + 130 + 8 + 32 + 2 + 0 + 488 = 666.

It is an interprime number because it is at equal distance from previous prime (613083220483) and next prime (613083220493).

It can be written as a sum of positive squares in 2 ways, for example, as 504472108644 + 108611111844 = 710262^2 + 329562^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=553662.

It is not an unprimeable number, because it can be changed into a prime (613083220483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 59790370 + ... + 59800622.

Almost surely, 2^613083220488 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 613083220488

613083220488 is an abundant number, since it is smaller than the sum of its proper divisors (1110593021397).

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

613083220488 is an frugal number, since it uses more digits than its factorization.

613083220488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20530 (or 10258 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 613083220488 in words is "six hundred thirteen billion, eighty-three million, two hundred twenty thousand, four hundred eighty-eight".