23736812873 has 2 divisors, whose sum is σ = 23736812874. Its totient is φ = 23736812872.

The previous prime is 23736812857. The next prime is 23736812923. The reversal of 23736812873 is 37821863732.

It is an a-pointer prime, because the next prime (23736812923) can be obtained adding 23736812873 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15638252809 + 8098560064 = 125053^2 + 89992^2 .

It is a cyclic number.

It is not a de Polignac number, because 23736812873 - 2⁴ = 23736812857 is a prime.

It is not a weakly prime, because it can be changed into another prime (23736811873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11868406436 + 11868406437.

It is an arithmetic number, because the mean of its divisors is an integer number (11868406437).

Almost surely, 2^23736812873 is an apocalyptic number.

It is an amenable number.

23736812873 is a deficient number, since it is larger than the sum of its proper divisors (1).

23736812873 is an equidigital number, since it uses as much as digits as its factorization.

23736812873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 50.

The spelling of 23736812873 in words is "twenty-three billion, seven hundred thirty-six million, eight hundred twelve thousand, eight hundred seventy-three".