26366170220 has 96 divisors (see below), whose sum is σ = 62098444800. Its totient is φ = 9337466880.

The previous prime is 26366170169. The next prime is 26366170273. The reversal of 26366170220 is 2207166362.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 896306 + ... + 925254.

It is an arithmetic number, because the mean of its divisors is an integer number (646858800).

Almost surely, 2^26366170220 is an apocalyptic number.

26366170220 is a gapful number since it is divisible by the number (20) 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 26366170220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31049222400).

26366170220 is an abundant number, since it is smaller than the sum of its proper divisors (35732274580).

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

26366170220 is a wasteful number, since it uses less digits than its factorization.

26366170220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29115 (or 29113 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 26366170220 in words is "twenty-six billion, three hundred sixty-six million, one hundred seventy thousand, two hundred twenty".