20293008117999 has 8 divisors (see below), whose sum is σ = 27399842184960. Its totient is φ = 13357423064856.

The previous prime is 20293008117953. The next prime is 20293008118049. The reversal of 20293008117999 is 99971180039202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20293008117999 - 2⁸ = 20293008117743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20293008117199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42812253177 + ... + 42812253650.

It is an arithmetic number, because the mean of its divisors is an integer number (3424980273120).

Almost surely, 2^{20293008117999} is an apocalyptic number.

20293008117999 is a deficient number, since it is larger than the sum of its proper divisors (7106834066961).

20293008117999 is an equidigital number, since it uses as much as digits as its factorization.

20293008117999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85624506909.

The product of its (nonzero) digits is 4408992, while the sum is 60.

The spelling of 20293008117999 in words is "twenty trillion, two hundred ninety-three billion, eight million, one hundred seventeen thousand, nine hundred ninety-nine".