11526115231452 has 12 divisors (see below), whose sum is σ = 26894268873416. Its totient is φ = 3842038410480.

The previous prime is 11526115231451. The next prime is 11526115231453. The reversal of 11526115231452 is 25413251162511.

It is an interprime number because it is at equal distance from previous prime (11526115231451) and next prime (11526115231453).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 11526115231452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11526115231451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480254801299 + ... + 480254801322.

Almost surely, 2^{11526115231452} is an apocalyptic number.

11526115231452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11526115231452 is an abundant number, since it is smaller than the sum of its proper divisors (15368153641964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11526115231452 is a wasteful number, since it uses less digits than its factorization.

11526115231452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960509602628 (or 960509602626 counting only the distinct ones).

The product of its digits is 72000, while the sum is 39.

Adding to 11526115231452 its reverse (25413251162511), we get a palindrome (36939366393963).

The spelling of 11526115231452 in words is "eleven trillion, five hundred twenty-six billion, one hundred fifteen million, two hundred thirty-one thousand, four hundred fifty-two".