613000856964 has 12 divisors (see below), whose sum is σ = 1430335332944. Its totient is φ = 204333618984.

The previous prime is 613000856959. The next prime is 613000856989. The reversal of 613000856964 is 469658000316.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 25541702362 + ... + 25541702385.

Almost surely, 2^613000856964 is an apocalyptic number.

It is an amenable number.

613000856964 is an abundant number, since it is smaller than the sum of its proper divisors (817334475980).

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

613000856964 is a wasteful number, since it uses less digits than its factorization.

613000856964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51083404754 (or 51083404752 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 613000856964 in words is "six hundred thirteen billion, eight hundred fifty-six thousand, nine hundred sixty-four".