863040250808 has 16 divisors (see below), whose sum is σ = 1661935618680. Its totient is φ = 419857419168.

The previous prime is 863040250753. The next prime is 863040250819. The reversal of 863040250808 is 808052040368.

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, 1457837966 + ... + 1457838557.

Almost surely, 2^863040250808 is an apocalyptic number.

It is an amenable number.

863040250808 is a deficient number, since it is larger than the sum of its proper divisors (798895367872).

863040250808 is a wasteful number, since it uses less digits than its factorization.

863040250808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915676566 (or 2915676562 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 44.

The spelling of 863040250808 in words is "eight hundred sixty-three billion, forty million, two hundred fifty thousand, eight hundred eight".