23420433012 has 24 divisors (see below), whose sum is σ = 56124642336. Its totient is φ = 7595815968.

The previous prime is 23420432999. The next prime is 23420433013. The reversal of 23420433012 is 21033402432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23420433013) 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, 26373918 + ... + 26374805.

It is an arithmetic number, because the mean of its divisors is an integer number (2338526764).

Almost surely, 2^23420433012 is an apocalyptic number.

It is an amenable number.

23420433012 is an abundant number, since it is smaller than the sum of its proper divisors (32704209324).

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

23420433012 is a wasteful number, since it uses less digits than its factorization.

23420433012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52748767 (or 52748765 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 23420433012 its reverse (21033402432), we get a palindrome (44453835444).

The spelling of 23420433012 in words is "twenty-three billion, four hundred twenty million, four hundred thirty-three thousand, twelve".