206109034092612 has 168 divisors, whose sum is σ = 618117275563200. Its totient is φ = 58881349268928.

The previous prime is 206109034092551. The next prime is 206109034092673. The reversal of 206109034092612 is 216290430901602.

206109034092612 is a `hidden beast` number, since 2 + 0 + 610 + 9 + 0 + 3 + 4 + 0 + 9 + 26 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (206109034092551) and next prime (206109034092673).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 173706814 + ... + 174889322.

It is an arithmetic number, because the mean of its divisors is an integer number (3679269497400).

Almost surely, 2^{206109034092612} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206109034092612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309058637781600).

206109034092612 is an abundant number, since it is smaller than the sum of its proper divisors (412008241470588).

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

206109034092612 is a wasteful number, since it uses less digits than its factorization.

206109034092612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191077 (or 1191060 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 206109034092612 in words is "two hundred six trillion, one hundred nine billion, thirty-four million, ninety-two thousand, six hundred twelve".