26642341026 has 48 divisors (see below), whose sum is σ = 66340123200. Its totient is φ = 7569565344.

The previous prime is 26642341013. The next prime is 26642341049. The reversal of 26642341026 is 62014324662.

26642341026 is a `hidden beast` number, since 2 + 6 + 642 + 3 + 4 + 1 + 0 + 2 + 6 = 666.

It is a super-3 number, since 3×26642341026³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 568081 + ... + 613188.

It is an arithmetic number, because the mean of its divisors is an integer number (1382085900).

Almost surely, 2^26642341026 is an apocalyptic number.

26642341026 is an abundant number, since it is smaller than the sum of its proper divisors (39697782174).

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

26642341026 is a wasteful number, since it uses less digits than its factorization.

26642341026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181463 (or 1181460 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 26642341026 its reverse (62014324662), we get a palindrome (88656665688).

The spelling of 26642341026 in words is "twenty-six billion, six hundred forty-two million, three hundred forty-one thousand, twenty-six".