13526253813 has 16 divisors (see below), whose sum is σ = 19106620416. Its totient is φ = 8482291200.

The previous prime is 13526253803. The next prime is 13526253821. The reversal of 13526253813 is 31835262531.

It is not a de Polignac number, because 13526253813 - 2⁶ = 13526253749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13526253803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18220 + ... + 165482.

It is an arithmetic number, because the mean of its divisors is an integer number (1194163776).

Almost surely, 2^13526253813 is an apocalyptic number.

It is an amenable number.

13526253813 is a deficient number, since it is larger than the sum of its proper divisors (5580366603).

13526253813 is a wasteful number, since it uses less digits than its factorization.

13526253813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149084.

The product of its digits is 129600, while the sum is 39.

The spelling of 13526253813 in words is "thirteen billion, five hundred twenty-six million, two hundred fifty-three thousand, eight hundred thirteen".