26006651115531 has 8 divisors (see below), whose sum is σ = 34675590695424. Its totient is φ = 17337739473000.

The previous prime is 26006651115449. The next prime is 26006651115539. The reversal of 26006651115531 is 13551115660062.

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

It is not a de Polignac number, because 26006651115531 - 2¹⁴ = 26006651099147 is a prime.

It is a super-3 number, since 3×26006651115531³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (26006651115539) 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, 4706095 + ... + 8611656.

It is an arithmetic number, because the mean of its divisors is an integer number (4334448836928).

Almost surely, 2^{26006651115531} is an apocalyptic number.

26006651115531 is a deficient number, since it is larger than the sum of its proper divisors (8668939579893).

26006651115531 is a wasteful number, since it uses less digits than its factorization.

26006651115531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13968681.

The product of its (nonzero) digits is 162000, while the sum is 42.

Adding to 26006651115531 its reverse (13551115660062), we get a palindrome (39557766775593).

The spelling of 26006651115531 in words is "twenty-six trillion, six billion, six hundred fifty-one million, one hundred fifteen thousand, five hundred thirty-one".