2555381023 has 24 divisors (see below), whose sum is σ = 2911341888. Its totient is φ = 2228569728.

The previous prime is 2555380999. The next prime is 2555381039. The reversal of 2555381023 is 3201835552.

It is not a de Polignac number, because 2555381023 - 2⁵ = 2555380991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2555381023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555381923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 511365 + ... + 516337.

It is an arithmetic number, because the mean of its divisors is an integer number (121305912).

Almost surely, 2^2555381023 is an apocalyptic number.

2555381023 is a deficient number, since it is larger than the sum of its proper divisors (355960865).

2555381023 is a wasteful number, since it uses less digits than its factorization.

2555381023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5091 (or 5062 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 2555381023 is about 50550.7766804824. The cubic root of 2555381023 is about 1367.1575183176.

The spelling of 2555381023 in words is "two billion, five hundred fifty-five million, three hundred eighty-one thousand, twenty-three".