12463401898 has 8 divisors (see below), whose sum is σ = 18700037892. Its totient is φ = 6230055936.

The previous prime is 12463401889. The next prime is 12463401911. The reversal of 12463401898 is 89810436421.

It can be written as a sum of positive squares in 2 ways, for example, as 12438271729 + 25130169 = 111527^2 + 5013^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813015 + ... + 828202.

Almost surely, 2^12463401898 is an apocalyptic number.

12463401898 is a deficient number, since it is larger than the sum of its proper divisors (6236635994).

12463401898 is a wasteful number, since it uses less digits than its factorization.

12463401898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645016.

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 12463401898 in words is "twelve billion, four hundred sixty-three million, four hundred one thousand, eight hundred ninety-eight".