8463819272 has 16 divisors (see below), whose sum is σ = 15872878800. Its totient is φ = 4231051600.

The previous prime is 8463819271. The next prime is 8463819313. The reversal of 8463819272 is 2729183648.

It is a self number, because there is not a number n which added to its sum of digits gives 8463819272.

It is not an unprimeable number, because it can be changed into a prime (8463819271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64322 + ... + 145137.

It is an arithmetic number, because the mean of its divisors is an integer number (992054925).

Almost surely, 2^8463819272 is an apocalyptic number.

It is an amenable number.

8463819272 is a deficient number, since it is larger than the sum of its proper divisors (7409059528).

8463819272 is a wasteful number, since it uses less digits than its factorization.

8463819272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214516 (or 214512 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 50.

The square root of 8463819272 is about 91999.0177773654. The cubic root of 8463819272 is about 2037.9278003290.

The spelling of 8463819272 in words is "eight billion, four hundred sixty-three million, eight hundred nineteen thousand, two hundred seventy-two".