2525279886 has 48 divisors (see below), whose sum is σ = 5572195200. Its totient is φ = 826300944.

The previous prime is 2525279879. The next prime is 2525279903. The reversal of 2525279886 is 6889725252.

It is a happy number.

2525279886 is a `hidden beast` number, since 2 + 525 + 27 + 98 + 8 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1025725 + ... + 1028183.

It is an arithmetic number, because the mean of its divisors is an integer number (116087400).

Almost surely, 2^2525279886 is an apocalyptic number.

2525279886 is an abundant number, since it is smaller than the sum of its proper divisors (3046915314).

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

2525279886 is a wasteful number, since it uses less digits than its factorization.

2525279886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493 (or 3490 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 54.

The square root of 2525279886 is about 50252.1629982233. The cubic root of 2525279886 is about 1361.7681525572.

The spelling of 2525279886 in words is "two billion, five hundred twenty-five million, two hundred seventy-nine thousand, eight hundred eighty-six".