12658618066059 has 96 divisors (see below), whose sum is σ = 21815447472000. Its totient is φ = 6922295377920.

The previous prime is 12658618066021. The next prime is 12658618066063. The reversal of 12658618066059 is 95066081685621.

It is a happy number.

12658618066059 is a `hidden beast` number, since 1 + 2 + 6 + 5 + 8 + 6 + 18 + 0 + 6 + 605 + 9 = 666.

It is not a de Polignac number, because 12658618066059 - 2¹³ = 12658618057867 is a prime.

It is a super-2 number, since 2×12658618066059² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 12658618065987 and 12658618066005.

It is not an unprimeable number, because it can be changed into a prime (12658618026059) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 800714347 + ... + 800730155.

It is an arithmetic number, because the mean of its divisors is an integer number (227244244500).

Almost surely, 2^{12658618066059} is an apocalyptic number.

12658618066059 is a deficient number, since it is larger than the sum of its proper divisors (9156829405941).

12658618066059 is a wasteful number, since it uses less digits than its factorization.

12658618066059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21765 (or 21762 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 63.

The spelling of 12658618066059 in words is "twelve trillion, six hundred fifty-eight billion, six hundred eighteen million, sixty-six thousand, fifty-nine".