613440546513 has 8 divisors (see below), whose sum is σ = 819216960576. Its totient is φ = 408312248400.

The previous prime is 613440546457. The next prime is 613440546517. The reversal of 613440546513 is 315645044316.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 613440546513 - 2¹⁰ = 613440545489 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (613440546517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162026778 + ... + 162030563.

It is an arithmetic number, because the mean of its divisors is an integer number (102402120072).

Almost surely, 2^613440546513 is an apocalyptic number.

It is an amenable number.

613440546513 is a deficient number, since it is larger than the sum of its proper divisors (205776414063).

613440546513 is a wasteful number, since it uses less digits than its factorization.

613440546513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324057975.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 613440546513 in words is "six hundred thirteen billion, four hundred forty million, five hundred forty-six thousand, five hundred thirteen".