1423566627841 has 4 divisors (see below), whose sum is σ = 1424971926612. Its totient is φ = 1422161329072.

The previous prime is 1423566627823. The next prime is 1423566627863. The reversal of 1423566627841 is 1487266653241.

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 324415680625 + 1099150947216 = 569575^2 + 1048404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423566627841 - 2⁷ = 1423566627713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423566627871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702647866 + ... + 702649891.

It is an arithmetic number, because the mean of its divisors is an integer number (356242981653).

Almost surely, 2^{1423566627841} is an apocalyptic number.

It is an amenable number.

1423566627841 is a deficient number, since it is larger than the sum of its proper divisors (1405298771).

1423566627841 is a wasteful number, since it uses less digits than its factorization.

1423566627841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405298770.

The product of its digits is 11612160, while the sum is 55.

The spelling of 1423566627841 in words is "one trillion, four hundred twenty-three billion, five hundred sixty-six million, six hundred twenty-seven thousand, eight hundred forty-one".