5156440223 has 8 divisors (see below), whose sum is σ = 5637522000. Its totient is φ = 4677410880.

The previous prime is 5156440217. The next prime is 5156440243. The reversal of 5156440223 is 3220446515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5156440223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5156440223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5156440243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507848 + ... + 517901.

It is an arithmetic number, because the mean of its divisors is an integer number (704690250).

Almost surely, 2^5156440223 is an apocalyptic number.

5156440223 is a deficient number, since it is larger than the sum of its proper divisors (481081777).

5156440223 is a wasteful number, since it uses less digits than its factorization.

5156440223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026217.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 5156440223 is about 71808.3576124674. The cubic root of 5156440223 is about 1727.6270520325.

Adding to 5156440223 its reverse (3220446515), we get a palindrome (8376886738).

The spelling of 5156440223 in words is "five billion, one hundred fifty-six million, four hundred forty thousand, two hundred twenty-three".