26221022012262 has 32 divisors (see below), whose sum is σ = 65382288655104. Its totient is φ = 6810655068000.

The previous prime is 26221022012243. The next prime is 26221022012267.

26221022012262 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26221022012267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28377728989 + ... + 28377729912.

It is an arithmetic number, because the mean of its divisors is an integer number (2043196520472).

Almost surely, 2^{26221022012262} is an apocalyptic number.

26221022012262 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26221022012262 is an abundant number, since it is smaller than the sum of its proper divisors (39161266642842).

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

26221022012262 is a wasteful number, since it uses less digits than its factorization.

26221022012262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56755458924.

The product of its (nonzero) digits is 9216, while the sum is 30.

It can be divided in two parts, 2622102 and 2012262, that added together give a palindrome (4634364).

The spelling of 26221022012262 in words is "twenty-six trillion, two hundred twenty-one billion, twenty-two million, twelve thousand, two hundred sixty-two".