6600659477706 has 48 divisors (see below), whose sum is σ = 16415863526400. Its totient is φ = 1877667316704.

The previous prime is 6600659477683. The next prime is 6600659477707. The reversal of 6600659477706 is 6077749560066.

It is a super-2 number, since 2×6600659477706² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (6600659477707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114351466 + ... + 114409173.

It is an arithmetic number, because the mean of its divisors is an integer number (341997156800).

Almost surely, 2^{6600659477706} is an apocalyptic number.

6600659477706 is an abundant number, since it is smaller than the sum of its proper divisors (9815204048694).

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

6600659477706 is a wasteful number, since it uses less digits than its factorization.

6600659477706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228760883 (or 228760880 counting only the distinct ones).

The product of its (nonzero) digits is 80015040, while the sum is 63.

The spelling of 6600659477706 in words is "six trillion, six hundred billion, six hundred fifty-nine million, four hundred seventy-seven thousand, seven hundred six".