612169822804 has 12 divisors (see below), whose sum is σ = 1071524144628. Its totient is φ = 306020067200.

The previous prime is 612169822799. The next prime is 612169822807. The reversal of 612169822804 is 408228961216.

It can be written as a sum of positive squares in 2 ways, for example, as 246410974404 + 365758848400 = 496398^2 + 604780^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612169822807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16189807 + ... + 16227574.

It is an arithmetic number, because the mean of its divisors is an integer number (89293678719).

Almost surely, 2^612169822804 is an apocalyptic number.

It is an amenable number.

612169822804 is a deficient number, since it is larger than the sum of its proper divisors (459354321824).

612169822804 is a wasteful number, since it uses less digits than its factorization.

612169822804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32422106 (or 32422104 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 612169822804 in words is "six hundred twelve billion, one hundred sixty-nine million, eight hundred twenty-two thousand, eight hundred four".