412398944987 has 4 divisors (see below), whose sum is σ = 412400249040. Its totient is φ = 412397640936.

The previous prime is 412398944983. The next prime is 412398945017. The reversal of 412398944987 is 789449893214.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 789449893214 = 2 ⋅394724946607.

It is a cyclic number.

It is not a de Polignac number, because 412398944987 - 2² = 412398944983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412398944981) 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, 156713 + ... + 921605.

It is an arithmetic number, because the mean of its divisors is an integer number (103100062260).

Almost surely, 2^412398944987 is an apocalyptic number.

412398944987 is a deficient number, since it is larger than the sum of its proper divisors (1304053).

412398944987 is an equidigital number, since it uses as much as digits as its factorization.

412398944987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304052.

The product of its digits is 125411328, while the sum is 68.

The spelling of 412398944987 in words is "four hundred twelve billion, three hundred ninety-eight million, nine hundred forty-four thousand, nine hundred eighty-seven".