8484453861 has 24 divisors (see below), whose sum is σ = 12255998976. Its totient is φ = 5218536960.

The previous prime is 8484453851. The next prime is 8484453863. The reversal of 8484453861 is 1683544848.

It is not a de Polignac number, because 8484453861 - 2⁹ = 8484453349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8484453863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1539036 + ... + 1544538.

It is an arithmetic number, because the mean of its divisors is an integer number (510666624).

Almost surely, 2^8484453861 is an apocalyptic number.

It is an amenable number.

8484453861 is a deficient number, since it is larger than the sum of its proper divisors (3771545115).

8484453861 is a wasteful number, since it uses less digits than its factorization.

8484453861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8573 (or 8560 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 51.

The square root of 8484453861 is about 92111.0952111634. The cubic root of 8484453861 is about 2039.5825960215.

The spelling of 8484453861 in words is "eight billion, four hundred eighty-four million, four hundred fifty-three thousand, eight hundred sixty-one".