863357055813 has 12 divisors (see below), whose sum is σ = 1425224346208. Its totient is φ = 493346889000.

The previous prime is 863357055767. The next prime is 863357055829. The reversal of 863357055813 is 318550753368.

863357055813 is a `hidden beast` number, since 8 + 6 + 3 + 3 + 5 + 70 + 558 + 13 = 666.

It is not a de Polignac number, because 863357055813 - 2¹⁶ = 863356990277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 863357055813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863357055013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6852040063 + ... + 6852040188.

Almost surely, 2^863357055813 is an apocalyptic number.

It is an amenable number.

863357055813 is a deficient number, since it is larger than the sum of its proper divisors (561867290395).

863357055813 is a wasteful number, since it uses less digits than its factorization.

863357055813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13704080264 (or 13704080261 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The spelling of 863357055813 in words is "eight hundred sixty-three billion, three hundred fifty-seven million, fifty-five thousand, eight hundred thirteen".