5423647212 has 36 divisors (see below), whose sum is σ = 13713139440. Its totient is φ = 1807438752.

The previous prime is 5423647199. The next prime is 5423647217. The reversal of 5423647212 is 2127463245.

5423647212 is a `hidden beast` number, since 5 + 4 + 2 + 3 + 647 + 2 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5423647217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151714 + ... + 184022.

It is an arithmetic number, because the mean of its divisors is an integer number (380920540).

Almost surely, 2^5423647212 is an apocalyptic number.

It is an amenable number.

5423647212 is an abundant number, since it is smaller than the sum of its proper divisors (8289492228).

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

5423647212 is a wasteful number, since it uses less digits than its factorization.

5423647212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36982 (or 36977 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 5423647212 is about 73645.4154173904. The cubic root of 5423647212 is about 1756.9678348207.

The spelling of 5423647212 in words is "five billion, four hundred twenty-three million, six hundred forty-seven thousand, two hundred twelve".