1863480264 has 16 divisors (see below), whose sum is σ = 4658700720. Its totient is φ = 621160080.

The previous prime is 1863480239. The next prime is 1863480317. The reversal of 1863480264 is 4620843681.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38822482 + ... + 38822529.

It is an arithmetic number, because the mean of its divisors is an integer number (291168795).

Almost surely, 2^1863480264 is an apocalyptic number.

It is an amenable number.

1863480264 is an abundant number, since it is smaller than the sum of its proper divisors (2795220456).

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

1863480264 is a wasteful number, since it uses less digits than its factorization.

1863480264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77645020 (or 77645016 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 1863480264 is about 43168.0467938961. The cubic root of 1863480264 is about 1230.5755043651.

The spelling of 1863480264 in words is "one billion, eight hundred sixty-three million, four hundred eighty thousand, two hundred sixty-four".