5123663268 has 12 divisors (see below), whose sum is σ = 11955214320. Its totient is φ = 1707887752.

The previous prime is 5123663267. The next prime is 5123663273. The reversal of 5123663268 is 8623663215.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (5123663267) 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, 213485958 + ... + 213485981.

It is an arithmetic number, because the mean of its divisors is an integer number (996267860).

Almost surely, 2^5123663268 is an apocalyptic number.

It is an amenable number.

5123663268 is an abundant number, since it is smaller than the sum of its proper divisors (6831551052).

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

5123663268 is a wasteful number, since it uses less digits than its factorization.

5123663268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426971946 (or 426971944 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 5123663268 is about 71579.7685662646. The cubic root of 5123663268 is about 1723.9587098456.

The spelling of 5123663268 in words is "five billion, one hundred twenty-three million, six hundred sixty-three thousand, two hundred sixty-eight".