2506863255 has 32 divisors (see below), whose sum is σ = 4332679680. Its totient is φ = 1230387840.

The previous prime is 2506863251. The next prime is 2506863263. The reversal of 2506863255 is 5523686052.

It is not a de Polignac number, because 2506863255 - 2² = 2506863251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506863251) 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, 45126 + ... + 83964.

It is an arithmetic number, because the mean of its divisors is an integer number (135396240).

Almost surely, 2^2506863255 is an apocalyptic number.

2506863255 is a deficient number, since it is larger than the sum of its proper divisors (1825816425).

2506863255 is a wasteful number, since it uses less digits than its factorization.

2506863255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39191.

The product of its (nonzero) digits is 432000, while the sum is 42.

The square root of 2506863255 is about 50068.5855102778. The cubic root of 2506863255 is about 1358.4496561738.

The spelling of 2506863255 in words is "two billion, five hundred six million, eight hundred sixty-three thousand, two hundred fifty-five".