2706670660 has 12 divisors (see below), whose sum is σ = 5684008428. Its totient is φ = 1082668256.

The previous prime is 2706670643. The next prime is 2706670661. The reversal of 2706670660 is 660766072.

It can be written as a sum of positive squares in 2 ways, for example, as 1615557636 + 1091113024 = 40194^2 + 33032^2 .

It is not an unprimeable number, because it can be changed into a prime (2706670661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67666747 + ... + 67666786.

It is an arithmetic number, because the mean of its divisors is an integer number (473667369).

Almost surely, 2^2706670660 is an apocalyptic number.

2706670660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2706670660 is an abundant number, since it is smaller than the sum of its proper divisors (2977337768).

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

2706670660 is a wasteful number, since it uses less digits than its factorization.

2706670660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135333542 (or 135333540 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 2706670660 is about 52025.6730855065. The cubic root of 2706670660 is about 1393.6224647927.

The spelling of 2706670660 in words is "two billion, seven hundred six million, six hundred seventy thousand, six hundred sixty".