13011554353509 has 12 divisors (see below), whose sum is σ = 19113017695200. Its totient is φ = 8527346355624.

The previous prime is 13011554353489. The next prime is 13011554353559. The reversal of 13011554353509 is 90535345511031.

13011554353509 is a `hidden beast` number, since 1 + 3 + 0 + 1 + 1 + 5 + 543 + 53 + 50 + 9 = 666.

It is not a de Polignac number, because 13011554353509 - 2¹¹ = 13011554351461 is a prime.

It is a super-2 number, since 2×13011554353509² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13011554353559) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 12251933889 + ... + 12251934950.

It is an arithmetic number, because the mean of its divisors is an integer number (1592751474600).

Almost surely, 2^{13011554353509} is an apocalyptic number.

It is an amenable number.

13011554353509 is a deficient number, since it is larger than the sum of its proper divisors (6101463341691).

13011554353509 is a wasteful number, since it uses less digits than its factorization.

13011554353509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24503868904 (or 24503868901 counting only the distinct ones).

The product of its (nonzero) digits is 607500, while the sum is 45.

The spelling of 13011554353509 in words is "thirteen trillion, eleven billion, five hundred fifty-four million, three hundred fifty-three thousand, five hundred nine".