26421327357 has 8 divisors (see below), whose sum is σ = 35258119776. Its totient is φ = 17599376592.

The previous prime is 26421327307. The next prime is 26421327403. The reversal of 26421327357 is 75372312462.

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

It is not a de Polignac number, because 26421327357 - 2¹⁶ = 26421261821 is a prime.

It is a super-3 number, since 3×26421327357³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26421327307) 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, 3706258 + ... + 3713379.

It is an arithmetic number, because the mean of its divisors is an integer number (4407264972).

Almost surely, 2^26421327357 is an apocalyptic number.

It is an amenable number.

26421327357 is a deficient number, since it is larger than the sum of its proper divisors (8836792419).

26421327357 is a wasteful number, since it uses less digits than its factorization.

26421327357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7420827.

The product of its digits is 423360, while the sum is 42.

The spelling of 26421327357 in words is "twenty-six billion, four hundred twenty-one million, three hundred twenty-seven thousand, three hundred fifty-seven".