2555566632630 has 96 divisors (see below), whose sum is σ = 7249317847200. Its totient is φ = 619462794240.

The previous prime is 2555566632611. The next prime is 2555566632631. The reversal of 2555566632630 is 362366655552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555566632631) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 9117454 + ... + 9393566.

It is an arithmetic number, because the mean of its divisors is an integer number (75513727575).

Almost surely, 2^{2555566632630} is an apocalyptic number.

2555566632630 is an abundant number, since it is smaller than the sum of its proper divisors (4693751214570).

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

2555566632630 is a wasteful number, since it uses less digits than its factorization.

2555566632630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285486 (or 285483 counting only the distinct ones).

The product of its (nonzero) digits is 29160000, while the sum is 54.

The spelling of 2555566632630 in words is "two trillion, five hundred fifty-five billion, five hundred sixty-six million, six hundred thirty-two thousand, six hundred thirty".