26295890259381 has 8 divisors (see below), whose sum is σ = 35317108086144. Its totient is φ = 17402632969440.

The previous prime is 26295890259263. The next prime is 26295890259389. The reversal of 26295890259381 is 18395209859262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26295890259381 - 2⁷ = 26295890259253 is a prime.

It is a super-2 number, since 2×26295890259381² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26295890259389) 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, 31990133725 + ... + 31990134546.

It is an arithmetic number, because the mean of its divisors is an integer number (4414638510768).

Almost surely, 2^{26295890259381} is an apocalyptic number.

It is an amenable number.

26295890259381 is a deficient number, since it is larger than the sum of its proper divisors (9021217826763).

26295890259381 is a wasteful number, since it uses less digits than its factorization.

26295890259381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63980268411.

The product of its (nonzero) digits is 167961600, while the sum is 69.

The spelling of 26295890259381 in words is "twenty-six trillion, two hundred ninety-five billion, eight hundred ninety million, two hundred fifty-nine thousand, three hundred eighty-one".