26040340222 has 32 divisors (see below), whose sum is σ = 42902758080. Its totient is φ = 11779772160.

The previous prime is 26040340147. The next prime is 26040340253. The reversal of 26040340222 is 22204304062.

It is a super-2 number, since 2×26040340222² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1411554 + ... + 1429882.

It is an arithmetic number, because the mean of its divisors is an integer number (1340711190).

Almost surely, 2^26040340222 is an apocalyptic number.

26040340222 is a deficient number, since it is larger than the sum of its proper divisors (16862417858).

26040340222 is a wasteful number, since it uses less digits than its factorization.

26040340222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19428.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 26040340222 its reverse (22204304062), we get a palindrome (48244644284).

The spelling of 26040340222 in words is "twenty-six billion, forty million, three hundred forty thousand, two hundred twenty-two".