26398430095 has 16 divisors (see below), whose sum is σ = 32009494752. Its totient is φ = 20898057600.

The previous prime is 26398430063. The next prime is 26398430129. The reversal of 26398430095 is 59003489362.

It is not a de Polignac number, because 26398430095 - 2⁵ = 26398430063 is a prime.

It is a super-2 number, since 2×26398430095² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 962644 + ... + 989686.

It is an arithmetic number, because the mean of its divisors is an integer number (2000593422).

Almost surely, 2^26398430095 is an apocalyptic number.

26398430095 is a deficient number, since it is larger than the sum of its proper divisors (5611064657).

26398430095 is a wasteful number, since it uses less digits than its factorization.

26398430095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29082.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 26398430095 in words is "twenty-six billion, three hundred ninety-eight million, four hundred thirty thousand, ninety-five".