26216061263 has 8 divisors (see below), whose sum is σ = 30257859360. Its totient is φ = 22248424800.

The previous prime is 26216061259. The next prime is 26216061269. The reversal of 26216061263 is 36216061262.

It is a happy number.

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

It is not a de Polignac number, because 26216061263 - 2² = 26216061259 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 (26216061269) 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, 18539648 + ... + 18541061.

It is an arithmetic number, because the mean of its divisors is an integer number (3782232420).

Almost surely, 2^26216061263 is an apocalyptic number.

26216061263 is a deficient number, since it is larger than the sum of its proper divisors (4041798097).

26216061263 is a wasteful number, since it uses less digits than its factorization.

26216061263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37080817.

The product of its (nonzero) digits is 31104, while the sum is 35.

Subtracting 26216061263 from its reverse (36216061262), we obtain a palindrome (9999999999).

The spelling of 26216061263 in words is "twenty-six billion, two hundred sixteen million, sixty-one thousand, two hundred sixty-three".