1423165056405 has 16 divisors (see below), whose sum is σ = 2278231263744. Its totient is φ = 758632305600.

The previous prime is 1423165056373. The next prime is 1423165056413. The reversal of 1423165056405 is 5046505613241.

It is not a de Polignac number, because 1423165056405 - 2⁵ = 1423165056373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24285874 + ... + 24344403.

It is an arithmetic number, because the mean of its divisors is an integer number (142389453984).

Almost surely, 2^{1423165056405} is an apocalyptic number.

1423165056405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423165056405 is a deficient number, since it is larger than the sum of its proper divisors (855066207339).

1423165056405 is a wasteful number, since it uses less digits than its factorization.

1423165056405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48632236.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 1423165056405 in words is "one trillion, four hundred twenty-three billion, one hundred sixty-five million, fifty-six thousand, four hundred five".