26341704564 has 96 divisors (see below), whose sum is σ = 71379173376. Its totient is φ = 7405136640.

The previous prime is 26341704563. The next prime is 26341704643. The reversal of 26341704564 is 46540714362.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26341704563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2637909 + ... + 2647875.

It is an arithmetic number, because the mean of its divisors is an integer number (743533056).

Almost surely, 2^26341704564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26341704564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35689586688).

26341704564 is an abundant number, since it is smaller than the sum of its proper divisors (45037468812).

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

26341704564 is a wasteful number, since it uses less digits than its factorization.

26341704564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10485 (or 10483 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 26341704564 in words is "twenty-six billion, three hundred forty-one million, seven hundred four thousand, five hundred sixty-four".