26211290465 has 8 divisors (see below), whose sum is σ = 31679833920. Its totient is φ = 20818175472.

The previous prime is 26211290411. The next prime is 26211290513. The reversal of 26211290465 is 56409211262.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26211290465 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18856349 + ... + 18857738.

It is an arithmetic number, because the mean of its divisors is an integer number (3959979240).

Almost surely, 2^26211290465 is an apocalyptic number.

It is an amenable number.

26211290465 is a deficient number, since it is larger than the sum of its proper divisors (5468543455).

26211290465 is a wasteful number, since it uses less digits than its factorization.

26211290465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37714231.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 26211290465 in words is "twenty-six billion, two hundred eleven million, two hundred ninety thousand, four hundred sixty-five".