552340065666 has 32 divisors (see below), whose sum is σ = 1170059929920. Its totient is φ = 173224103936.

The previous prime is 552340065661. The next prime is 552340065731. The reversal of 552340065666 is 666560043255.

It is not an unprimeable number, because it can be changed into a prime (552340065661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621471 + ... + 1221026.

It is an arithmetic number, because the mean of its divisors is an integer number (36564372810).

Almost surely, 2^552340065666 is an apocalyptic number.

552340065666 is an abundant number, since it is smaller than the sum of its proper divisors (617719864254).

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

552340065666 is a wasteful number, since it uses less digits than its factorization.

552340065666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845458.

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 552340065666 in words is "five hundred fifty-two billion, three hundred forty million, sixty-five thousand, six hundred sixty-six".