2528751286 has 8 divisors (see below), whose sum is σ = 3793526064. Its totient is φ = 1264242600.

The previous prime is 2528751271. The next prime is 2528751299. The reversal of 2528751286 is 6821578252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40770 + ... + 81973.

It is an arithmetic number, because the mean of its divisors is an integer number (474190758).

Almost surely, 2^2528751286 is an apocalyptic number.

2528751286 is a deficient number, since it is larger than the sum of its proper divisors (1264774778).

2528751286 is a wasteful number, since it uses less digits than its factorization.

2528751286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133046.

The product of its digits is 537600, while the sum is 46.

The square root of 2528751286 is about 50286.6909430318. The cubic root of 2528751286 is about 1362.3918560296.

The spelling of 2528751286 in words is "two billion, five hundred twenty-eight million, seven hundred fifty-one thousand, two hundred eighty-six".