26220466682081 has 8 divisors (see below), whose sum is σ = 30376744180224. Its totient is φ = 22166813319840.

The previous prime is 26220466682027. The next prime is 26220466682099. The reversal of 26220466682081 is 18028666402262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26220466682081 - 2³⁴ = 26203286812897 is a prime.

It is a super-2 number, since 2×26220466682081² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26220466682381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25656033425 + ... + 25656034446.

It is an arithmetic number, because the mean of its divisors is an integer number (3797093022528).

Almost surely, 2^{26220466682081} is an apocalyptic number.

It is an amenable number.

26220466682081 is a deficient number, since it is larger than the sum of its proper divisors (4156277498143).

26220466682081 is an equidigital number, since it uses as much as digits as its factorization.

26220466682081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51312067951.

The product of its (nonzero) digits is 5308416, while the sum is 53.

The spelling of 26220466682081 in words is "twenty-six trillion, two hundred twenty billion, four hundred sixty-six million, six hundred eighty-two thousand, eighty-one".