2555666036 has 24 divisors (see below), whose sum is σ = 5575999296. Its totient is φ = 995713920.

The previous prime is 2555666033. The next prime is 2555666039. The reversal of 2555666036 is 6306665552.

It is an interprime number because it is at equal distance from previous prime (2555666033) and next prime (2555666039).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555666033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4148501 + ... + 4149116.

It is an arithmetic number, because the mean of its divisors is an integer number (232333304).

Almost surely, 2^2555666036 is an apocalyptic number.

It is an amenable number.

2555666036 is an abundant number, since it is smaller than the sum of its proper divisors (3020333260).

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

2555666036 is a wasteful number, since it uses less digits than its factorization.

2555666036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8297639 (or 8297637 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 44.

The square root of 2555666036 is about 50553.5956782502. The cubic root of 2555666036 is about 1367.2083448122.

The spelling of 2555666036 in words is "two billion, five hundred fifty-five million, six hundred sixty-six thousand, thirty-six".