23042000173777 has 4 divisors (see below), whose sum is σ = 24814461725620. Its totient is φ = 21269538621936.

The previous prime is 23042000173757. The next prime is 23042000173783. The reversal of 23042000173777 is 77737100024032.

It is a happy number.

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 13848788188816 + 9193211984961 = 3721396^2 + 3032031^2 .

It is a cyclic number.

It is not a de Polignac number, because 23042000173777 - 2⁷ = 23042000173649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23042000173757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886230775902 + ... + 886230775927.

It is an arithmetic number, because the mean of its divisors is an integer number (6203615431405).

Almost surely, 2^{23042000173777} is an apocalyptic number.

It is an amenable number.

23042000173777 is a deficient number, since it is larger than the sum of its proper divisors (1772461551843).

23042000173777 is a wasteful number, since it uses less digits than its factorization.

23042000173777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772461551842.

The product of its (nonzero) digits is 345744, while the sum is 43.

The spelling of 23042000173777 in words is "twenty-three trillion, forty-two billion, one hundred seventy-three thousand, seven hundred seventy-seven".