612617676993 has 12 divisors (see below), whose sum is σ = 1011305371648. Its totient is φ = 350067243960.

The previous prime is 612617676959. The next prime is 612617677039. The reversal of 612617676993 is 399676716216.

612617676993 is a `hidden beast` number, since 6 + 1 + 2 + 617 + 6 + 7 + 6 + 9 + 9 + 3 = 666.

612617676993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 612617676993 - 2¹² = 612617672897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 9724090111 = 612617676993 / (6 + 1 + 2 + 6 + 1 + 7 + 6 + 7 + 6 + 9 + 9 + 3).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 612617676993.

It is not an unprimeable number, because it can be changed into a prime (612617676953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4862044993 + ... + 4862045118.

Almost surely, 2^612617676993 is an apocalyptic number.

612617676993 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

612617676993 is a deficient number, since it is larger than the sum of its proper divisors (398687694655).

612617676993 is a wasteful number, since it uses less digits than its factorization.

612617676993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9724090124 (or 9724090121 counting only the distinct ones).

The product of its digits is 30862944, while the sum is 63.

The spelling of 612617676993 in words is "six hundred twelve billion, six hundred seventeen million, six hundred seventy-six thousand, nine hundred ninety-three".