13766601545455 has 16 divisors (see below), whose sum is σ = 18024697958400. Its totient is φ = 10010426614560.

The previous prime is 13766601545399. The next prime is 13766601545471. The reversal of 13766601545455 is 55454510666731.

13766601545455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13766601545455 - 2¹¹ = 13766601543407 is a prime.

It is a super-2 number, since 2×13766601545455² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13766601545455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20253075 + ... + 20921764.

It is an arithmetic number, because the mean of its divisors is an integer number (1126543622400).

Almost surely, 2^{13766601545455} is an apocalyptic number.

13766601545455 is a deficient number, since it is larger than the sum of its proper divisors (4258096412945).

13766601545455 is a wasteful number, since it uses less digits than its factorization.

13766601545455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41180934.

The product of its (nonzero) digits is 45360000, while the sum is 58.

The spelling of 13766601545455 in words is "thirteen trillion, seven hundred sixty-six billion, six hundred one million, five hundred forty-five thousand, four hundred fifty-five".