23226582821 has 16 divisors (see below), whose sum is σ = 27000812160. Its totient is φ = 19800580800.

The previous prime is 23226582803. The next prime is 23226582859. The reversal of 23226582821 is 12828562232.

It is a happy number.

It is not a de Polignac number, because 23226582821 - 2²⁶ = 23159473957 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 (23226585821) 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, 1330655 + ... + 1347996.

It is an arithmetic number, because the mean of its divisors is an integer number (1687550760).

Almost surely, 2^23226582821 is an apocalyptic number.

It is an amenable number.

23226582821 is a deficient number, since it is larger than the sum of its proper divisors (3774229339).

23226582821 is a wasteful number, since it uses less digits than its factorization.

23226582821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2678716.

The product of its digits is 184320, while the sum is 41.

The spelling of 23226582821 in words is "twenty-three billion, two hundred twenty-six million, five hundred eighty-two thousand, eight hundred twenty-one".