23065673519 has 12 divisors (see below), whose sum is σ = 27132980400. Its totient is φ = 19548432288.

The previous prime is 23065673513. The next prime is 23065673551. The reversal of 23065673519 is 91537656032.

It is not a de Polignac number, because 23065673519 - 2⁴ = 23065673503 is a prime.

It is a super-2 number, since 2×23065673519² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23065673513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2640179 + ... + 2648900.

It is an arithmetic number, because the mean of its divisors is an integer number (2261081700).

Almost surely, 2^23065673519 is an apocalyptic number.

23065673519 is a deficient number, since it is larger than the sum of its proper divisors (4067306881).

23065673519 is an equidigital number, since it uses as much as digits as its factorization.

23065673519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5289182 (or 5289175 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 47.

The spelling of 23065673519 in words is "twenty-three billion, sixty-five million, six hundred seventy-three thousand, five hundred nineteen".