2555823700 has 36 divisors (see below), whose sum is σ = 5580198400. Its totient is φ = 1016051040.

The previous prime is 2555823661. The next prime is 2555823701. The reversal of 2555823700 is 73285552.

It is a self number, because there is not a number n which added to its sum of digits gives 2555823700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555823701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62100 + ... + 94699.

Almost surely, 2^2555823700 is an apocalyptic number.

2555823700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2555823700 is an abundant number, since it is smaller than the sum of its proper divisors (3024374700).

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

2555823700 is a wasteful number, since it uses less digits than its factorization.

2555823700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156976 (or 156969 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 2555823700 is about 50555.1550289384. The cubic root of 2555823700 is about 1367.2364594799.

It can be divided in two parts, 2555 and 823700, that added together give a triangular number (826255 = T₁₂₈₅).

The spelling of 2555823700 in words is "two billion, five hundred fifty-five million, eight hundred twenty-three thousand, seven hundred".