23440014002409 has 16 divisors (see below), whose sum is σ = 33493604030592. Its totient is φ = 14543275431168.

The previous prime is 23440014002389. The next prime is 23440014002423. The reversal of 23440014002409 is 90420041004432.

It is not a de Polignac number, because 23440014002409 - 2⁷ = 23440014002281 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23440014002409.

It is not an unprimeable number, because it can be changed into a prime (23440014002429) 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, 4590677824 + ... + 4590682929.

It is an arithmetic number, because the mean of its divisors is an integer number (2093350251912).

Almost surely, 2^{23440014002409} is an apocalyptic number.

It is an amenable number.

23440014002409 is a deficient number, since it is larger than the sum of its proper divisors (10053590028183).

23440014002409 is a wasteful number, since it uses less digits than its factorization.

23440014002409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9181360816.

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 23440014002409 in words is "twenty-three trillion, four hundred forty billion, fourteen million, two thousand, four hundred nine".