2666614620 has 24 divisors (see below), whose sum is σ = 7466521104. Its totient is φ = 711097216.

The previous prime is 2666614589. The next prime is 2666614649. The reversal of 2666614620 is 264166662.

It is a super-2 number, since 2×2666614620² = 14221667063195488800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22221729 + ... + 22221848.

It is an arithmetic number, because the mean of its divisors is an integer number (311105046).

Almost surely, 2^2666614620 is an apocalyptic number.

2666614620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2666614620 is an abundant number, since it is smaller than the sum of its proper divisors (4799906484).

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

2666614620 is a wasteful number, since it uses less digits than its factorization.

2666614620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44443589 (or 44443587 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 2666614620 is about 51639.2740072902. The cubic root of 2666614620 is about 1386.7135268568.

The spelling of 2666614620 in words is "two billion, six hundred sixty-six million, six hundred fourteen thousand, six hundred twenty".