23023556742 has 16 divisors (see below), whose sum is σ = 46067872752. Its totient is φ = 7671059040.

The previous prime is 23023556741. The next prime is 23023556819. The reversal of 23023556742 is 24765532032.

It is a self number, because there is not a number n which added to its sum of digits gives 23023556742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23023556741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850533 + ... + 877184.

It is an arithmetic number, because the mean of its divisors is an integer number (2879242047).

Almost surely, 2^23023556742 is an apocalyptic number.

23023556742 is an abundant number, since it is smaller than the sum of its proper divisors (23044316010).

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

23023556742 is a wasteful number, since it uses less digits than its factorization.

23023556742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729943.

The product of its (nonzero) digits is 302400, while the sum is 39.

The spelling of 23023556742 in words is "twenty-three billion, twenty-three million, five hundred fifty-six thousand, seven hundred forty-two".