612104206635 has 12 divisors (see below), whose sum is σ = 1060980624912. Its totient is φ = 326455576848.

The previous prime is 612104206631. The next prime is 612104206643. The reversal of 612104206635 is 536602401216.

612104206635 is a `hidden beast` number, since 6 + 1 + 2 + 10 + 4 + 2 + 0 + 6 + 635 = 666.

It is not a de Polignac number, because 612104206635 - 2² = 612104206631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 612104206635.

It is not an unprimeable number, because it can be changed into a prime (612104206631) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 6801157807 + ... + 6801157896.

It is an arithmetic number, because the mean of its divisors is an integer number (88415052076).

Almost surely, 2^612104206635 is an apocalyptic number.

612104206635 is a deficient number, since it is larger than the sum of its proper divisors (448876418277).

612104206635 is a wasteful number, since it uses less digits than its factorization.

612104206635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13602315714 (or 13602315711 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 612104206635 in words is "six hundred twelve billion, one hundred four million, two hundred six thousand, six hundred thirty-five".