26223432432 has 80 divisors (see below), whose sum is σ = 69219953568. Its totient is φ = 8551628800.

The previous prime is 26223432421. The next prime is 26223432461. The reversal of 26223432432 is 23423432262.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 26223432393 and 26223432402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 883432 + ... + 912632.

Almost surely, 2^26223432432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26223432432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34609976784).

26223432432 is an abundant number, since it is smaller than the sum of its proper divisors (42996521136).

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

26223432432 is a wasteful number, since it uses less digits than its factorization.

26223432432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29618 (or 29612 counting only the distinct ones).

The product of its digits is 82944, while the sum is 33.

Adding to 26223432432 its reverse (23423432262), we get a palindrome (49646864694).

The spelling of 26223432432 in words is "twenty-six billion, two hundred twenty-three million, four hundred thirty-two thousand, four hundred thirty-two".