26242226646 has 16 divisors (see below), whose sum is σ = 53223671808. Its totient is φ = 8624205800.

The previous prime is 26242226641. The next prime is 26242226711. The reversal of 26242226646 is 64662224262.

It is a junction number, because it is equal to n+sod(n) for n = 26242226598 and 26242226607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26242226641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30800310 + ... + 30801161.

It is an arithmetic number, because the mean of its divisors is an integer number (3326479488).

Almost surely, 2^26242226646 is an apocalyptic number.

26242226646 is an abundant number, since it is smaller than the sum of its proper divisors (26981445162).

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

26242226646 is a wasteful number, since it uses less digits than its factorization.

26242226646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61601547.

The product of its digits is 663552, while the sum is 42.

The spelling of 26242226646 in words is "twenty-six billion, two hundred forty-two million, two hundred twenty-six thousand, six hundred forty-six".