20006075577615 has 16 divisors (see below), whose sum is σ = 32011424291808. Its totient is φ = 10669339185536.

The previous prime is 20006075577577. The next prime is 20006075577637. The reversal of 20006075577615 is 51677557060002.

It is a cyclic number.

It is not a de Polignac number, because 20006075577615 - 2³² = 20001780610319 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35195472 + ... + 35759381.

It is an arithmetic number, because the mean of its divisors is an integer number (2000714018238).

Almost surely, 2^{20006075577615} is an apocalyptic number.

20006075577615 is a deficient number, since it is larger than the sum of its proper divisors (12005348714193).

20006075577615 is a wasteful number, since it uses less digits than its factorization.

20006075577615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70973658.

The product of its (nonzero) digits is 3087000, while the sum is 51.

The spelling of 20006075577615 in words is "twenty trillion, six billion, seventy-five million, five hundred seventy-seven thousand, six hundred fifteen".