2555790581504 has 18 divisors (see below), whose sum is σ = 5101597606560. Its totient is φ = 1277895290624.

The previous prime is 2555790581501. The next prime is 2555790581557. The reversal of 2555790581504 is 4051850975552.

It is a self number, because there is not a number n which added to its sum of digits gives 2555790581504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555790581501) 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 as a sum of consecutive naturals, namely, 4991778224 + ... + 4991778735.

Almost surely, 2^{2555790581504} is an apocalyptic number.

It is an amenable number.

2555790581504 is a deficient number, since it is larger than the sum of its proper divisors (2545807025056).

2555790581504 is an frugal number, since it uses more digits than its factorization.

2555790581504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9983556975 (or 9983556961 counting only the distinct ones).

The product of its (nonzero) digits is 12600000, while the sum is 56.

The spelling of 2555790581504 in words is "two trillion, five hundred fifty-five billion, seven hundred ninety million, five hundred eighty-one thousand, five hundred four".