20017033700007 has 16 divisors (see below), whose sum is σ = 27411116934240. Its totient is φ = 12983830434432.

The previous prime is 20017033699963. The next prime is 20017033700011. The reversal of 20017033700007 is 70000733071002.

It is not a de Polignac number, because 20017033700007 - 2¹⁴ = 20017033683623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20017033700057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6436969 + ... + 9025997.

It is an arithmetic number, because the mean of its divisors is an integer number (1713194808390).

Almost surely, 2^{20017033700007} is an apocalyptic number.

20017033700007 is a deficient number, since it is larger than the sum of its proper divisors (7394083234233).

20017033700007 is a wasteful number, since it uses less digits than its factorization.

20017033700007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658722.

The product of its (nonzero) digits is 6174, while the sum is 30.

Adding to 20017033700007 its reverse (70000733071002), we get a palindrome (90017766771009).

The spelling of 20017033700007 in words is "twenty trillion, seventeen billion, thirty-three million, seven hundred thousand, seven".