13087603855413 has 64 divisors (see below), whose sum is σ = 19634571640320. Its totient is φ = 8615381999616.

The previous prime is 13087603855411. The next prime is 13087603855429. The reversal of 13087603855413 is 31455830678031.

13087603855413 is a `hidden beast` number, since 1 + 3 + 0 + 8 + 7 + 60 + 38 + 5 + 541 + 3 = 666.

It is not a de Polignac number, because 13087603855413 - 2¹ = 13087603855411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13087603855413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13087603855411) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 539749656 + ... + 539773902.

It is an arithmetic number, because the mean of its divisors is an integer number (306790181880).

Almost surely, 2^{13087603855413} is an apocalyptic number.

It is an amenable number.

13087603855413 is a deficient number, since it is larger than the sum of its proper divisors (6546967784907).

13087603855413 is a wasteful number, since it uses less digits than its factorization.

13087603855413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25163 (or 25157 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 13087603855413 in words is "thirteen trillion, eighty-seven billion, six hundred three million, eight hundred fifty-five thousand, four hundred thirteen".