423861791263 has 8 divisors (see below), whose sum is σ = 431252355600. Its totient is φ = 416478109248.

The previous prime is 423861791261. The next prime is 423861791303. The reversal of 423861791263 is 362197168324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423861791263 - 2¹ = 423861791261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423861791263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423861791261) 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 7 ways as a sum of consecutive naturals, for example, 1596256 + ... + 1842757.

It is an arithmetic number, because the mean of its divisors is an integer number (53906544450).

Almost surely, 2^423861791263 is an apocalyptic number.

423861791263 is a deficient number, since it is larger than the sum of its proper divisors (7390564337).

423861791263 is a wasteful number, since it uses less digits than its factorization.

423861791263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441161.

The product of its digits is 2612736, while the sum is 52.

The spelling of 423861791263 in words is "four hundred twenty-three billion, eight hundred sixty-one million, seven hundred ninety-one thousand, two hundred sixty-three".