613345406464 has 80 divisors (see below), whose sum is σ = 1400787451008. Its totient is φ = 262820247552.

The previous prime is 613345406441. The next prime is 613345406489. The reversal of 613345406464 is 464604543316.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34551639 + ... + 34569385.

Almost surely, 2^613345406464 is an apocalyptic number.

613345406464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

613345406464 is an abundant number, since it is smaller than the sum of its proper divisors (787442044544).

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

613345406464 is an equidigital number, since it uses as much as digits as its factorization.

613345406464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27415 (or 27399 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 613345406464 in words is "six hundred thirteen billion, three hundred forty-five million, four hundred six thousand, four hundred sixty-four".