4223729511 has 12 divisors (see below), whose sum is σ = 6102493488. Its totient is φ = 2815103904.

The previous prime is 4223729479. The next prime is 4223729519. The reversal of 4223729511 is 1159273224.

It is not a de Polignac number, because 4223729511 - 2⁵ = 4223729479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223729519) 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, 20955 + ... + 94268.

It is an arithmetic number, because the mean of its divisors is an integer number (508541124).

Almost surely, 2^4223729511 is an apocalyptic number.

4223729511 is a deficient number, since it is larger than the sum of its proper divisors (1878763977).

4223729511 is a wasteful number, since it uses less digits than its factorization.

4223729511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119302 (or 119299 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 4223729511 is about 64990.2262728789. The cubic root of 4223729511 is about 1616.4615027468.

The spelling of 4223729511 in words is "four billion, two hundred twenty-three million, seven hundred twenty-nine thousand, five hundred eleven".