26223667365630 has 256 divisors, whose sum is σ = 75673446137856. Its totient is φ = 5689336872960.

The previous prime is 26223667365601. The next prime is 26223667365631. The reversal of 26223667365630 is 3656376632262.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26223667365631) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1247963004 + ... + 1247984016.

It is an arithmetic number, because the mean of its divisors is an integer number (295599398976).

Almost surely, 2^{26223667365630} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26223667365630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37836723068928).

26223667365630 is an abundant number, since it is smaller than the sum of its proper divisors (49449778772226).

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

26223667365630 is a wasteful number, since it uses less digits than its factorization.

26223667365630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24731.

The product of its (nonzero) digits is 58786560, while the sum is 57.

The spelling of 26223667365630 in words is "twenty-six trillion, two hundred twenty-three billion, six hundred sixty-seven million, three hundred sixty-five thousand, six hundred thirty".