525442142640286 has 16 divisors (see below), whose sum is σ = 813937104358560. Its totient is φ = 254208233852640.

The previous prime is 525442142640227. The next prime is 525442142640299. The reversal of 525442142640286 is 682046241244525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19614819466 + ... + 19614846253.

It is an arithmetic number, because the mean of its divisors is an integer number (50871069022410).

Almost surely, 2^{525442142640286} is an apocalyptic number.

525442142640286 is a deficient number, since it is larger than the sum of its proper divisors (288494961718274).

525442142640286 is a wasteful number, since it uses less digits than its factorization.

525442142640286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39229665939.

The product of its (nonzero) digits is 29491200, while the sum is 55.

The spelling of 525442142640286 in words is "five hundred twenty-five trillion, four hundred forty-two billion, one hundred forty-two million, six hundred forty thousand, two hundred eighty-six".