26304542089 has 16 divisors (see below), whose sum is σ = 31799123712. Its totient is φ = 21271016448.

The previous prime is 26304542081. The next prime is 26304542093. The reversal of 26304542089 is 98024540362.

It is a cyclic number.

It is not a de Polignac number, because 26304542089 - 2³ = 26304542081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26304542081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1107304 + ... + 1130809.

It is an arithmetic number, because the mean of its divisors is an integer number (1987445232).

Almost surely, 2^26304542089 is an apocalyptic number.

It is an amenable number.

26304542089 is a deficient number, since it is larger than the sum of its proper divisors (5494581623).

26304542089 is a wasteful number, since it uses less digits than its factorization.

26304542089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238216.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 26304542089 in words is "twenty-six billion, three hundred four million, five hundred forty-two thousand, eighty-nine".