26261605062 has 96 divisors (see below), whose sum is σ = 71078042880. Its totient is φ = 6807965760.

The previous prime is 26261605057. The next prime is 26261605093. The reversal of 26261605062 is 26050616262.

26261605062 is a `hidden beast` number, since 26 + 26 + 1 + 605 + 0 + 6 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 706764 + ... + 742992.

It is an arithmetic number, because the mean of its divisors is an integer number (740396280).

Almost surely, 2^26261605062 is an apocalyptic number.

26261605062 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 26261605062, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35539021440).

26261605062 is an abundant number, since it is smaller than the sum of its proper divisors (44816437818).

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

26261605062 is a wasteful number, since it uses less digits than its factorization.

26261605062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36778 (or 36775 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 26261605062 in words is "twenty-six billion, two hundred sixty-one million, six hundred five thousand, sixty-two".