1423887000405 has 16 divisors (see below), whose sum is σ = 2300337836160. Its totient is φ = 752033521728.

The previous prime is 1423887000401. The next prime is 1423887000451. The reversal of 1423887000405 is 5040007883241.

It is not a de Polignac number, because 1423887000405 - 2² = 1423887000401 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423887000401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460803310 + ... + 460806399.

It is an arithmetic number, because the mean of its divisors is an integer number (143771114760).

Almost surely, 2^{1423887000405} is an apocalyptic number.

1423887000405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423887000405 is a deficient number, since it is larger than the sum of its proper divisors (876450835755).

1423887000405 is a wasteful number, since it uses less digits than its factorization.

1423887000405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921609820.

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 1423887000405 in words is "one trillion, four hundred twenty-three billion, eight hundred eighty-seven million, four hundred five", and thus it is an aban number.