23066401019 has 4 divisors (see below), whose sum is σ = 23067102480. Its totient is φ = 23065699560.

The previous prime is 23066401003. The next prime is 23066401051. The reversal of 23066401019 is 91010466032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23066401019 - 2⁴ = 23066401003 is a prime.

It is a super-2 number, since 2×23066401019² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23066401079) 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, 298847 + ... + 368024.

It is an arithmetic number, because the mean of its divisors is an integer number (5766775620).

Almost surely, 2^23066401019 is an apocalyptic number.

23066401019 is a deficient number, since it is larger than the sum of its proper divisors (701461).

23066401019 is an equidigital number, since it uses as much as digits as its factorization.

23066401019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701460.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 23066401019 in words is "twenty-three billion, sixty-six million, four hundred one thousand, nineteen".