23221469536 has 12 divisors (see below), whose sum is σ = 45717268212. Its totient is φ = 11610734752.

The previous prime is 23221469519. The next prime is 23221469563. The reversal of 23221469536 is 63596412232.

It is a super-2 number, since 2×23221469536² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 23221469492 and 23221469501.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 362835430 + ... + 362835493.

It is an arithmetic number, because the mean of its divisors is an integer number (3809772351).

Almost surely, 2^23221469536 is an apocalyptic number.

It is an amenable number.

23221469536 is a deficient number, since it is larger than the sum of its proper divisors (22495798676).

23221469536 is an equidigital number, since it uses as much as digits as its factorization.

23221469536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725670933 (or 725670925 counting only the distinct ones).

The product of its digits is 466560, while the sum is 43.

The spelling of 23221469536 in words is "twenty-three billion, two hundred twenty-one million, four hundred sixty-nine thousand, five hundred thirty-six".