6166565606998 has 8 divisors (see below), whose sum is σ = 9250337540808. Its totient is φ = 3083119760064.

The previous prime is 6166565606969. The next prime is 6166565607011. The reversal of 6166565606998 is 8996065656616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6166565606998² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6166565606998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81474436 + ... + 81550087.

It is an arithmetic number, because the mean of its divisors is an integer number (1156292192601).

Almost surely, 2^{6166565606998} is an apocalyptic number.

6166565606998 is a deficient number, since it is larger than the sum of its proper divisors (3083771933810).

6166565606998 is a wasteful number, since it uses less digits than its factorization.

6166565606998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163043438.

The product of its (nonzero) digits is 755827200, while the sum is 73.

The spelling of 6166565606998 in words is "six trillion, one hundred sixty-six billion, five hundred sixty-five million, six hundred six thousand, nine hundred ninety-eight".