6660606100998 has 16 divisors (see below), whose sum is σ = 14022328633920. Its totient is φ = 2103349295016.

The previous prime is 6660606100987. The next prime is 6660606101003. The reversal of 6660606100998 is 8990016060666.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29213184540 + ... + 29213184767.

It is an arithmetic number, because the mean of its divisors is an integer number (876395539620).

Almost surely, 2^{6660606100998} is an apocalyptic number.

6660606100998 is an abundant number, since it is smaller than the sum of its proper divisors (7361722532922).

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

6660606100998 is a wasteful number, since it uses less digits than its factorization.

6660606100998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58426369331.

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 6660606100998 in words is "six trillion, six hundred sixty billion, six hundred six million, one hundred thousand, nine hundred ninety-eight".