863696466 has 16 divisors (see below), whose sum is σ = 1919325600. Its totient is φ = 287898804.

The previous prime is 863696459. The next prime is 863696479. The reversal of 863696466 is 664696368.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 15994379 = 863696466 / (8 + 6 + 3 + 6 + 9 + 6 + 4 + 6 + 6).

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, 7997136 + ... + 7997243.

It is an arithmetic number, because the mean of its divisors is an integer number (119957850).

Almost surely, 2^863696466 is an apocalyptic number.

863696466 is an abundant number, since it is smaller than the sum of its proper divisors (1055629134).

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

863696466 is a wasteful number, since it uses less digits than its factorization.

863696466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15994390 (or 15994384 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 54.

The square root of 863696466 is about 29388.7132416511. The cubic root of 863696466 is about 952.3290833508.

The spelling of 863696466 in words is "eight hundred sixty-three million, six hundred ninety-six thousand, four hundred sixty-six".