23440011232 has 24 divisors (see below), whose sum is σ = 50342752152. Its totient is φ = 10654550400.

The previous prime is 23440011227. The next prime is 23440011233. The reversal of 23440011232 is 23211004432.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23440011233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33295119 + ... + 33295822.

It is an arithmetic number, because the mean of its divisors is an integer number (2097614673).

Almost surely, 2^23440011232 is an apocalyptic number.

23440011232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23440011232 is an abundant number, since it is smaller than the sum of its proper divisors (26902740920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23440011232 is a wasteful number, since it uses less digits than its factorization.

23440011232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66590962 (or 66590954 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 23440011232 its reverse (23211004432), we get a palindrome (46651015664).

The spelling of 23440011232 in words is "twenty-three billion, four hundred forty million, eleven thousand, two hundred thirty-two".