13511530445152 has 24 divisors (see below), whose sum is σ = 26720111791296. Its totient is φ = 6725470307712.

The previous prime is 13511530445123. The next prime is 13511530445207. The reversal of 13511530445152 is 25154403511531.

It is a super-2 number, since 2×13511530445152² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946708843 + ... + 946723114.

It is an arithmetic number, because the mean of its divisors is an integer number (1113337991304).

Almost surely, 2^{13511530445152} is an apocalyptic number.

It is an amenable number.

13511530445152 is a deficient number, since it is larger than the sum of its proper divisors (13208581346144).

13511530445152 is a wasteful number, since it uses less digits than its factorization.

13511530445152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893432190 (or 1893432182 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

Adding to 13511530445152 its reverse (25154403511531), we get a palindrome (38665933956683).

The spelling of 13511530445152 in words is "thirteen trillion, five hundred eleven billion, five hundred thirty million, four hundred forty-five thousand, one hundred fifty-two".