423507696197 has 16 divisors (see below), whose sum is σ = 452065853952. Its totient is φ = 396111418560.

The previous prime is 423507696149. The next prime is 423507696203. The reversal of 423507696197 is 791696705324.

It is a cyclic number.

It is not a de Polignac number, because 423507696197 - 2⁶ = 423507696133 is a prime.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423507696107) 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 15 ways as a sum of consecutive naturals, for example, 1813538 + ... + 2033699.

It is an arithmetic number, because the mean of its divisors is an integer number (28254115872).

Almost surely, 2^423507696197 is an apocalyptic number.

It is an amenable number.

423507696197 is a deficient number, since it is larger than the sum of its proper divisors (28558157755).

423507696197 is a wasteful number, since it uses less digits than its factorization.

423507696197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3847388.

The product of its (nonzero) digits is 17146080, while the sum is 59.

The spelling of 423507696197 in words is "four hundred twenty-three billion, five hundred seven million, six hundred ninety-six thousand, one hundred ninety-seven".