23990433441 has 16 divisors (see below), whose sum is σ = 35378825664. Its totient is φ = 14364333504.

The previous prime is 23990433431. The next prime is 23990433463. The reversal of 23990433441 is 14433409932.

It is not a de Polignac number, because 23990433441 - 2⁶ = 23990433377 is a prime.

It is a super-2 number, since 2×23990433441² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23990433393 and 23990433402.

It is not an unprimeable number, because it can be changed into a prime (23990433431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8311251 + ... + 8314136.

It is an arithmetic number, because the mean of its divisors is an integer number (2211176604).

Almost surely, 2^23990433441 is an apocalyptic number.

It is an amenable number.

23990433441 is a deficient number, since it is larger than the sum of its proper divisors (11388392223).

23990433441 is a wasteful number, since it uses less digits than its factorization.

23990433441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16625440.

The product of its (nonzero) digits is 279936, while the sum is 42.

The spelling of 23990433441 in words is "twenty-three billion, nine hundred ninety million, four hundred thirty-three thousand, four hundred forty-one".