2540202255 has 32 divisors (see below), whose sum is σ = 4637976000. Its totient is φ = 1318156416.

The previous prime is 2540202221. The next prime is 2540202257. The reversal of 2540202255 is 5522020452.

2540202255 is a `hidden beast` number, since 2 + 5 + 402 + 0 + 2 + 255 = 666.

2540202255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2540202255 - 2⁷ = 2540202127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540202257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249280 + ... + 259269.

It is an arithmetic number, because the mean of its divisors is an integer number (144936750).

Almost surely, 2^2540202255 is an apocalyptic number.

2540202255 is a deficient number, since it is larger than the sum of its proper divisors (2097773745).

2540202255 is a wasteful number, since it uses less digits than its factorization.

2540202255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508600 (or 508594 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 2540202255 is about 50400.4191946853. The cubic root of 2540202255 is about 1364.4452038329.

The spelling of 2540202255 in words is "two billion, five hundred forty million, two hundred two thousand, two hundred fifty-five".