23085784544 has 24 divisors (see below), whose sum is σ = 47017386360. Its totient is φ = 11144861056.

The previous prime is 23085784543. The next prime is 23085784571. The reversal of 23085784544 is 44548758032.

It is a junction number, because it is equal to n+sod(n) for n = 23085784492 and 23085784501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23085784541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12437534 + ... + 12439389.

It is an arithmetic number, because the mean of its divisors is an integer number (1959057765).

Almost surely, 2^23085784544 is an apocalyptic number.

It is an amenable number.

23085784544 is an abundant number, since it is smaller than the sum of its proper divisors (23931601816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23085784544 is a wasteful number, since it uses less digits than its factorization.

23085784544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24876962 (or 24876954 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 50.

The spelling of 23085784544 in words is "twenty-three billion, eighty-five million, seven hundred eighty-four thousand, five hundred forty-four".