7666007660670 has 64 divisors (see below), whose sum is σ = 18436790744064. Its totient is φ = 2040005913600.

The previous prime is 7666007660653. The next prime is 7666007660711. The reversal of 7666007660670 is 760667006667.

It is a super-2 number, since 2×7666007660670² (a number of 27 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 7666007660670.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219557134 + ... + 219592046.

It is an arithmetic number, because the mean of its divisors is an integer number (288074855376).

Almost surely, 2^{7666007660670} is an apocalyptic number.

7666007660670 is an abundant number, since it is smaller than the sum of its proper divisors (10770783083394).

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

7666007660670 is a wasteful number, since it uses less digits than its factorization.

7666007660670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49977.

The product of its (nonzero) digits is 16003008, while the sum is 57.

The spelling of 7666007660670 in words is "seven trillion, six hundred sixty-six billion, seven million, six hundred sixty thousand, six hundred seventy".