26426229102 has 144 divisors (see below), whose sum is σ = 74385812592. Its totient is φ = 6969473280.

The previous prime is 26426229083. The next prime is 26426229113. The reversal of 26426229102 is 20192262462.

It is a happy number.

26426229102 is a `hidden beast` number, since 2 + 6 + 426 + 229 + 1 + 0 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 266902 + ... + 352262.

It is an arithmetic number, because the mean of its divisors is an integer number (516568143).

Almost surely, 2^26426229102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26426229102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37192906296).

26426229102 is an abundant number, since it is smaller than the sum of its proper divisors (47959583490).

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

26426229102 is a wasteful number, since it uses less digits than its factorization.

26426229102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85405 (or 85386 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 26426229102 in words is "twenty-six billion, four hundred twenty-six million, two hundred twenty-nine thousand, one hundred two".