26222455116 has 288 divisors, whose sum is σ = 80236316160. Its totient is φ = 7114521600.

The previous prime is 26222455097. The next prime is 26222455141. The reversal of 26222455116 is 61155422262.

26222455116 is a `hidden beast` number, since 2 + 622 + 24 + 5 + 5 + 1 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 59732025 + ... + 59732463.

It is an arithmetic number, because the mean of its divisors is an integer number (278598320).

Almost surely, 2^26222455116 is an apocalyptic number.

26222455116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26222455116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40118158080).

26222455116 is an abundant number, since it is smaller than the sum of its proper divisors (54013861044).

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

26222455116 is a wasteful number, since it uses less digits than its factorization.

26222455116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 792 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

Adding to 26222455116 its reverse (61155422262), we get a palindrome (87377877378).

The spelling of 26222455116 in words is "twenty-six billion, two hundred twenty-two million, four hundred fifty-five thousand, one hundred sixteen".