4723122665 has 24 divisors (see below), whose sum is σ = 6030265920. Its totient is φ = 3550618368.

The previous prime is 4723122653. The next prime is 4723122667. The reversal of 4723122665 is 5662213274.

It is not a de Polignac number, because 4723122665 - 2¹⁸ = 4722860521 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4723122667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1065644 + ... + 1070066.

It is an arithmetic number, because the mean of its divisors is an integer number (251261080).

Almost surely, 2^4723122665 is an apocalyptic number.

It is an amenable number.

4723122665 is a deficient number, since it is larger than the sum of its proper divisors (1307143255).

4723122665 is a wasteful number, since it uses less digits than its factorization.

4723122665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5201 (or 5184 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 4723122665 is about 68724.9784648930. The cubic root of 4723122665 is about 1677.8111451739.

It can be divided in two parts, 47231 and 22665, that added together give a palindrome (69896).

The spelling of 4723122665 in words is "four billion, seven hundred twenty-three million, one hundred twenty-two thousand, six hundred sixty-five".