4660440023 has 4 divisors (see below), whose sum is σ = 4905726360. Its totient is φ = 4415153688.

The previous prime is 4660440019. The next prime is 4660440049. The reversal of 4660440023 is 3200440664.

It is a happy number.

4660440023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4660440023 - 2² = 4660440019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4660400023) 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, 122643140 + ... + 122643177.

It is an arithmetic number, because the mean of its divisors is an integer number (1226431590).

Almost surely, 2^4660440023 is an apocalyptic number.

4660440023 is a deficient number, since it is larger than the sum of its proper divisors (245286337).

4660440023 is a wasteful number, since it uses less digits than its factorization.

4660440023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245286336.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 4660440023 is about 68267.4155289330. The cubic root of 4660440023 is about 1670.3557422791.

Adding to 4660440023 its reverse (3200440664), we get a palindrome (7860880687).

The spelling of 4660440023 in words is "four billion, six hundred sixty million, four hundred forty thousand, twenty-three".