7645522423 has 16 divisors (see below), whose sum is σ = 10033770240. Its totient is φ = 5643993600.

The previous prime is 7645522397. The next prime is 7645522429. The reversal of 7645522423 is 3242255467.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-7645522423 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 (7645522429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2611498 + ... + 2614423.

It is an arithmetic number, because the mean of its divisors is an integer number (627110640).

Almost surely, 2^7645522423 is an apocalyptic number.

7645522423 is a deficient number, since it is larger than the sum of its proper divisors (2388247817).

7645522423 is a wasteful number, since it uses less digits than its factorization.

7645522423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5225958.

The product of its digits is 403200, while the sum is 40.

The square root of 7645522423 is about 87438.6780721209. The cubic root of 7645522423 is about 1970.0128339669.

The spelling of 7645522423 in words is "seven billion, six hundred forty-five million, five hundred twenty-two thousand, four hundred twenty-three".