23404452194409 has 16 divisors (see below), whose sum is σ = 36661519521984. Its totient is φ = 13093399828800.

The previous prime is 23404452194351. The next prime is 23404452194441. The reversal of 23404452194409 is 90449125440432.

It is not a de Polignac number, because 23404452194409 - 2³³ = 23395862259817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23404452194479) 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, 27277915882 + ... + 27277916739.

It is an arithmetic number, because the mean of its divisors is an integer number (2291344970124).

Almost surely, 2^{23404452194409} is an apocalyptic number.

It is an amenable number.

23404452194409 is a deficient number, since it is larger than the sum of its proper divisors (13257067327575).

23404452194409 is a wasteful number, since it uses less digits than its factorization.

23404452194409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54555832648.

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 23404452194409 in words is "twenty-three trillion, four hundred four billion, four hundred fifty-two million, one hundred ninety-four thousand, four hundred nine".