9409640010423 has 32 divisors (see below), whose sum is σ = 12995517235200. Its totient is φ = 6048989767296.

The previous prime is 9409640010409. The next prime is 9409640010427. The reversal of 9409640010423 is 3240100469049.

It is not a de Polignac number, because 9409640010423 - 2⁶ = 9409640010359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9409640010427) 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 31 ways as a sum of consecutive naturals, for example, 231761361 + ... + 231801957.

It is an arithmetic number, because the mean of its divisors is an integer number (406109913600).

Almost surely, 2^{9409640010423} is an apocalyptic number.

9409640010423 is a deficient number, since it is larger than the sum of its proper divisors (3585877224777).

9409640010423 is a wasteful number, since it uses less digits than its factorization.

9409640010423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43991.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 9409640010423 in words is "nine trillion, four hundred nine billion, six hundred forty million, ten thousand, four hundred twenty-three".