6523066331 has 4 divisors (see below), whose sum is σ = 6674765592. Its totient is φ = 6371367072.

The previous prime is 6523066327. The next prime is 6523066337. The reversal of 6523066331 is 1336603256.

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 6523066331 - 2² = 6523066327 is a prime.

It is a super-2 number, since 2×6523066331² = 85100788717251603122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6523066291 and 6523066300.

It is not an unprimeable number, because it can be changed into a prime (6523066337) 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, 75849566 + ... + 75849651.

It is an arithmetic number, because the mean of its divisors is an integer number (1668691398).

Almost surely, 2^6523066331 is an apocalyptic number.

6523066331 is a deficient number, since it is larger than the sum of its proper divisors (151699261).

6523066331 is a wasteful number, since it uses less digits than its factorization.

6523066331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151699260.

The product of its (nonzero) digits is 58320, while the sum is 35.

The square root of 6523066331 is about 80765.5021095022. The cubic root of 6523066331 is about 1868.4605449958.

Adding to 6523066331 its reverse (1336603256), we get a palindrome (7859669587).

The spelling of 6523066331 in words is "six billion, five hundred twenty-three million, sixty-six thousand, three hundred thirty-one".