463989796393 has 4 divisors (see below), whose sum is σ = 464563332180. Its totient is φ = 463416260608.

The previous prime is 463989796363. The next prime is 463989796421. The reversal of 463989796393 is 393697989364.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 197111136784 + 266878659609 = 443972^2 + 516603^2 .

It is a cyclic number.

It is not a de Polignac number, because 463989796393 - 2²⁵ = 463956241961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (463989796313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286766680 + ... + 286768297.

It is an arithmetic number, because the mean of its divisors is an integer number (116140833045).

Almost surely, 2^463989796393 is an apocalyptic number.

It is an amenable number.

463989796393 is a deficient number, since it is larger than the sum of its proper divisors (573535787).

463989796393 is an equidigital number, since it uses as much as digits as its factorization.

463989796393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573535786.

The product of its digits is 1428513408, while the sum is 76.

The spelling of 463989796393 in words is "four hundred sixty-three billion, nine hundred eighty-nine million, seven hundred ninety-six thousand, three hundred ninety-three".