2676447666 has 48 divisors (see below), whose sum is σ = 6226616448. Its totient is φ = 827836800.

The previous prime is 2676447659. The next prime is 2676447677. The reversal of 2676447666 is 6667446762.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39870 + ... + 83321.

It is an arithmetic number, because the mean of its divisors is an integer number (129721176).

Almost surely, 2^2676447666 is an apocalyptic number.

2676447666 is an abundant number, since it is smaller than the sum of its proper divisors (3550168782).

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

2676447666 is a wasteful number, since it uses less digits than its factorization.

2676447666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123287 (or 123284 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 54.

The square root of 2676447666 is about 51734.3953864351. The cubic root of 2676447666 is about 1388.4159215664.

The spelling of 2676447666 in words is "two billion, six hundred seventy-six million, four hundred forty-seven thousand, six hundred sixty-six".