23027327521 has 8 divisors (see below), whose sum is σ = 25122655584. Its totient is φ = 20932321920.

The previous prime is 23027327503. The next prime is 23027327537. The reversal of 23027327521 is 12572372032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23027327521 - 2⁵ = 23027327489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23027327021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83185 + ... + 230161.

It is an arithmetic number, because the mean of its divisors is an integer number (3140331948).

Almost surely, 2^23027327521 is an apocalyptic number.

It is an amenable number.

23027327521 is a deficient number, since it is larger than the sum of its proper divisors (2095328063).

23027327521 is a wasteful number, since it uses less digits than its factorization.

23027327521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161231.

The product of its (nonzero) digits is 35280, while the sum is 34.

Adding to 23027327521 its reverse (12572372032), we get a palindrome (35599699553).

The spelling of 23027327521 in words is "twenty-three billion, twenty-seven million, three hundred twenty-seven thousand, five hundred twenty-one".