23485144539 has 8 divisors (see below), whose sum is σ = 31335112512. Its totient is φ = 15645969800.

The previous prime is 23485144519. The next prime is 23485144577. The reversal of 23485144539 is 93544158432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23485144539 - 2⁸ = 23485144283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23485144519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2693229 + ... + 2701934.

It is an arithmetic number, because the mean of its divisors is an integer number (3916889064).

Almost surely, 2^23485144539 is an apocalyptic number.

23485144539 is a deficient number, since it is larger than the sum of its proper divisors (7849967973).

23485144539 is a wasteful number, since it uses less digits than its factorization.

23485144539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5396617.

The product of its digits is 2073600, while the sum is 48.

The spelling of 23485144539 in words is "twenty-three billion, four hundred eighty-five million, one hundred forty-four thousand, five hundred thirty-nine".