6660105155670 has 32 divisors (see below), whose sum is σ = 16924502514528. Its totient is φ = 1671555803648.

The previous prime is 6660105155663. The next prime is 6660105155677. The reversal of 6660105155670 is 765515010666.

It is an interprime number because it is at equal distance from previous prime (6660105155663) and next prime (6660105155677).

It is a super-3 number, since 3×6660105155670³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6660105155677) 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, 6529514349 + ... + 6529515368.

It is an arithmetic number, because the mean of its divisors is an integer number (528890703579).

Almost surely, 2^{6660105155670} is an apocalyptic number.

6660105155670 is an abundant number, since it is smaller than the sum of its proper divisors (10264397358858).

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

6660105155670 is a wasteful number, since it uses less digits than its factorization.

6660105155670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13059029744.

The product of its (nonzero) digits is 1134000, while the sum is 48.

The spelling of 6660105155670 in words is "six trillion, six hundred sixty billion, one hundred five million, one hundred fifty-five thousand, six hundred seventy".