13256100263 has 8 divisors (see below), whose sum is σ = 15233531040. Its totient is φ = 11299595040.

The previous prime is 13256100257. The next prime is 13256100287. The reversal of 13256100263 is 36200165231.

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 13256100263 - 2⁶ = 13256100199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13256100293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5230028 + ... + 5232561.

It is an arithmetic number, because the mean of its divisors is an integer number (1904191380).

Almost surely, 2^13256100263 is an apocalyptic number.

13256100263 is a deficient number, since it is larger than the sum of its proper divisors (1977430777).

13256100263 is a wasteful number, since it uses less digits than its factorization.

13256100263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10462777.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 13256100263 its reverse (36200165231), we get a palindrome (49456265494).

The spelling of 13256100263 in words is "thirteen billion, two hundred fifty-six million, one hundred thousand, two hundred sixty-three".