26223172030 has 48 divisors (see below), whose sum is σ = 53089554672. Its totient is φ = 9313920000.

The previous prime is 26223172013. The next prime is 26223172033. The reversal of 26223172030 is 3027132262.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 26223172030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26223172033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199971 + ... + 304030.

It is an arithmetic number, because the mean of its divisors is an integer number (1106032389).

Almost surely, 2^26223172030 is an apocalyptic number.

26223172030 is an abundant number, since it is smaller than the sum of its proper divisors (26866382642).

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

26223172030 is a wasteful number, since it uses less digits than its factorization.

26223172030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504073 (or 504062 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The spelling of 26223172030 in words is "twenty-six billion, two hundred twenty-three million, one hundred seventy-two thousand, thirty".