612348066 has 32 divisors (see below), whose sum is σ = 1484481600. Its totient is φ = 185559840.

The previous prime is 612348059. The next prime is 612348097. The reversal of 612348066 is 660843216.

612348066 is a `hidden beast` number, since 612 + 34 + 8 + 0 + 6 + 6 = 666.

612348066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 612348066.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 514851 + ... + 516038.

It is an arithmetic number, because the mean of its divisors is an integer number (46390050).

Almost surely, 2^612348066 is an apocalyptic number.

612348066 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

612348066 is an abundant number, since it is smaller than the sum of its proper divisors (872133534).

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

612348066 is a wasteful number, since it uses less digits than its factorization.

612348066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030911 (or 1030905 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 612348066 is about 24745.6676208180. The cubic root of 612348066 is about 849.1793999642.

The spelling of 612348066 in words is "six hundred twelve million, three hundred forty-eight thousand, sixty-six".