26342340479 has 16 divisors (see below), whose sum is σ = 32425791552. Its totient is φ = 20839431168.

The previous prime is 26342340433. The next prime is 26342340491. The reversal of 26342340479 is 97404324362.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26342340479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26342340679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 859727 + ... + 889839.

It is an arithmetic number, because the mean of its divisors is an integer number (2026611972).

Almost surely, 2^26342340479 is an apocalyptic number.

26342340479 is a deficient number, since it is larger than the sum of its proper divisors (6083451073).

26342340479 is a wasteful number, since it uses less digits than its factorization.

26342340479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39746.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 26342340479 in words is "twenty-six billion, three hundred forty-two million, three hundred forty thousand, four hundred seventy-nine".