23489645419 has 2 divisors, whose sum is σ = 23489645420. Its totient is φ = 23489645418.

The previous prime is 23489645411. The next prime is 23489645453. The reversal of 23489645419 is 91454698432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23489645419 - 2³ = 23489645411 is a prime.

It is a super-2 number, since 2×23489645419² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23489645419.

It is not a weakly prime, because it can be changed into another prime (23489645411) 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 as a sum of consecutive naturals, namely, 11744822709 + 11744822710.

It is an arithmetic number, because the mean of its divisors is an integer number (11744822710).

Almost surely, 2^23489645419 is an apocalyptic number.

23489645419 is a deficient number, since it is larger than the sum of its proper divisors (1).

23489645419 is an equidigital number, since it uses as much as digits as its factorization.

23489645419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7464960, while the sum is 55.

The spelling of 23489645419 in words is "twenty-three billion, four hundred eighty-nine million, six hundred forty-five thousand, four hundred nineteen".