863474316372 has 96 divisors (see below), whose sum is σ = 2275595907200. Its totient is φ = 283109354496.

The previous prime is 863474316347. The next prime is 863474316377. The reversal of 863474316372 is 273613474368.

863474316372 is a `hidden beast` number, since 8 + 6 + 3 + 474 + 3 + 163 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863474316377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1454754 + ... + 1960422.

Almost surely, 2^863474316372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 863474316372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1137797953600).

863474316372 is an abundant number, since it is smaller than the sum of its proper divisors (1412121590828).

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

863474316372 is a wasteful number, since it uses less digits than its factorization.

863474316372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505942 (or 505934 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 54.

The spelling of 863474316372 in words is "eight hundred sixty-three billion, four hundred seventy-four million, three hundred sixteen thousand, three hundred seventy-two".