26284059421 has 8 divisors (see below), whose sum is σ = 26359557120. Its totient is φ = 26208598272.

The previous prime is 26284059419. The next prime is 26284059437. The reversal of 26284059421 is 12495048262.

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

It is a cyclic number.

It is not a de Polignac number, because 26284059421 - 2¹ = 26284059419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26284059521) 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, 2126766 + ... + 2139088.

It is an arithmetic number, because the mean of its divisors is an integer number (3294944640).

Almost surely, 2^26284059421 is an apocalyptic number.

It is an amenable number.

26284059421 is a deficient number, since it is larger than the sum of its proper divisors (75497699).

26284059421 is a wasteful number, since it uses less digits than its factorization.

26284059421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18275.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 26284059421 in words is "twenty-six billion, two hundred eighty-four million, fifty-nine thousand, four hundred twenty-one".