863464464368 has 40 divisors (see below), whose sum is σ = 1831834563120. Its totient is φ = 391024778240.

The previous prime is 863464464349. The next prime is 863464464397.

863464464368 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 863464464368.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9071705 + ... + 9166392.

It is an arithmetic number, because the mean of its divisors is an integer number (45795864078).

Almost surely, 2^863464464368 is an apocalyptic number.

863464464368 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

863464464368 is an abundant number, since it is smaller than the sum of its proper divisors (968370098752).

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

863464464368 is a wasteful number, since it uses less digits than its factorization.

863464464368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18238385 (or 18238379 counting only the distinct ones).

The product of its digits is 191102976, while the sum is 62.

The spelling of 863464464368 in words is "eight hundred sixty-three billion, four hundred sixty-four million, four hundred sixty-four thousand, three hundred sixty-eight".