2555011550 has 96 divisors (see below), whose sum is σ = 5869416000. Its totient is φ = 805800960.

The previous prime is 2555011541. The next prime is 2555011619. The reversal of 2555011550 is 551105552.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1587146 + ... + 1588754.

It is an arithmetic number, because the mean of its divisors is an integer number (61139750).

Almost surely, 2^2555011550 is an apocalyptic number.

2555011550 is an abundant number, since it is smaller than the sum of its proper divisors (3314404450).

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

2555011550 is a wasteful number, since it uses less digits than its factorization.

2555011550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990 (or 1985 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 29.

The square root of 2555011550 is about 50547.1220743575. The cubic root of 2555011550 is about 1367.0916244082.

The spelling of 2555011550 in words is "two billion, five hundred fifty-five million, eleven thousand, five hundred fifty".