613494929217 has 32 divisors (see below), whose sum is σ = 847840067584. Its totient is φ = 394182547200.

The previous prime is 613494929213. The next prime is 613494929239. The reversal of 613494929217 is 712929494316.

It is a happy number.

It is not a de Polignac number, because 613494929217 - 2² = 613494929213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (613494929213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117367758 + ... + 117372984.

It is an arithmetic number, because the mean of its divisors is an integer number (26495002112).

Almost surely, 2^613494929217 is an apocalyptic number.

It is an amenable number.

613494929217 is a deficient number, since it is larger than the sum of its proper divisors (234345138367).

613494929217 is a wasteful number, since it uses less digits than its factorization.

613494929217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10189.

The product of its digits is 5878656, while the sum is 57.

The spelling of 613494929217 in words is "six hundred thirteen billion, four hundred ninety-four million, nine hundred twenty-nine thousand, two hundred seventeen".