13052518667811 has 24 divisors (see below), whose sum is σ = 21547207601504. Its totient is φ = 7458515406720.

The previous prime is 13052518667807. The next prime is 13052518667819. The reversal of 13052518667811 is 11876681525031.

13052518667811 is a `hidden beast` number, since 1 + 3 + 0 + 52 + 518 + 6 + 6 + 78 + 1 + 1 = 666.

It is not a de Polignac number, because 13052518667811 - 2² = 13052518667807 is a prime.

It is a super-3 number, since 3×13052518667811³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13052518667819) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6665631 + ... + 8398551.

Almost surely, 2^{13052518667811} is an apocalyptic number.

13052518667811 is a deficient number, since it is larger than the sum of its proper divisors (8494688933693).

13052518667811 is a wasteful number, since it uses less digits than its factorization.

13052518667811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852491 (or 1852488 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 54.

The spelling of 13052518667811 in words is "thirteen trillion, fifty-two billion, five hundred eighteen million, six hundred sixty-seven thousand, eight hundred eleven".