5555571422923 has 2 divisors, whose sum is σ = 5555571422924. Its totient is φ = 5555571422922.

The previous prime is 5555571422911. The next prime is 5555571422927. The reversal of 5555571422923 is 3292241755555.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5555571422923 - 2³³ = 5546981488331 is a prime.

It is a super-3 number, since 3×5555571422923³ (a number of 39 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5555571422927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777785711461 + 2777785711462.

It is an arithmetic number, because the mean of its divisors is an integer number (2777785711462).

Almost surely, 2^{5555571422923} is an apocalyptic number.

5555571422923 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555571422923 is an equidigital number, since it uses as much as digits as its factorization.

5555571422923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900000, while the sum is 55.

The spelling of 5555571422923 in words is "five trillion, five hundred fifty-five billion, five hundred seventy-one million, four hundred twenty-two thousand, nine hundred twenty-three".