23036867477 has 4 divisors (see below), whose sum is σ = 24808934220. Its totient is φ = 21264800736.

The previous prime is 23036867473. The next prime is 23036867521. The reversal of 23036867477 is 77476863032.

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 6190385041 + 16846482436 = 78679^2 + 129794^2 .

It is a cyclic number.

It is not a de Polignac number, because 23036867477 - 2² = 23036867473 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23036867473) 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, 886033352 + ... + 886033377.

It is an arithmetic number, because the mean of its divisors is an integer number (6202233555).

Almost surely, 2^23036867477 is an apocalyptic number.

It is an amenable number.

23036867477 is a deficient number, since it is larger than the sum of its proper divisors (1772066743).

23036867477 is a wasteful number, since it uses less digits than its factorization.

23036867477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772066742.

The product of its (nonzero) digits is 7112448, while the sum is 53.

The spelling of 23036867477 in words is "twenty-three billion, thirty-six million, eight hundred sixty-seven thousand, four hundred seventy-seven".