23797805219 has 2 divisors, whose sum is σ = 23797805220. Its totient is φ = 23797805218.

The previous prime is 23797805183. The next prime is 23797805261. The reversal of 23797805219 is 91250879732.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23797805219 - 2¹² = 23797801123 is a prime.

It is a super-2 number, since 2×23797805219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23797205219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11898902609 + 11898902610.

It is an arithmetic number, because the mean of its divisors is an integer number (11898902610).

Almost surely, 2^23797805219 is an apocalyptic number.

23797805219 is a deficient number, since it is larger than the sum of its proper divisors (1).

23797805219 is an equidigital number, since it uses as much as digits as its factorization.

23797805219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 53.

The spelling of 23797805219 in words is "twenty-three billion, seven hundred ninety-seven million, eight hundred five thousand, two hundred nineteen".