2666670592 has 80 divisors (see below), whose sum is σ = 5824127232. Its totient is φ = 1214300160.

The previous prime is 2666670583. The next prime is 2666670607. The reversal of 2666670592 is 2950766662.

It is a super-2 number, since 2×2666670592² = 14222264092475260928, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264883 + ... + 274765.

Almost surely, 2^2666670592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2666670592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2912063616).

2666670592 is an abundant number, since it is smaller than the sum of its proper divisors (3157456640).

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

2666670592 is an equidigital number, since it uses as much as digits as its factorization.

2666670592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9949 (or 9933 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 49.

The square root of 2666670592 is about 51639.8159562948. The cubic root of 2666670592 is about 1386.7232291195.

The spelling of 2666670592 in words is "two billion, six hundred sixty-six million, six hundred seventy thousand, five hundred ninety-two".