5639473892 has 36 divisors (see below), whose sum is σ = 10694223540. Its totient is φ = 2600986752.

The previous prime is 5639473871. The next prime is 5639473897. The reversal of 5639473892 is 2983749365.

It can be written as a sum of positive squares in 6 ways, for example, as 1737722596 + 3901751296 = 41686^2 + 62464^2 .

It is not an unprimeable number, because it can be changed into a prime (5639473897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1559078 + ... + 1562690.

It is an arithmetic number, because the mean of its divisors is an integer number (297061765).

Almost surely, 2^5639473892 is an apocalyptic number.

5639473892 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5639473892 is a deficient number, since it is larger than the sum of its proper divisors (5054749648).

5639473892 is a wasteful number, since it uses less digits than its factorization.

5639473892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5952 (or 5937 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 56.

The square root of 5639473892 is about 75096.4306209023. The cubic root of 5639473892 is about 1779.9707410079.

The spelling of 5639473892 in words is "five billion, six hundred thirty-nine million, four hundred seventy-three thousand, eight hundred ninety-two".