20858364308337 has 16 divisors (see below), whose sum is σ = 28603091330880. Its totient is φ = 13510666907712.

The previous prime is 20858364308321. The next prime is 20858364308339. The reversal of 20858364308337 is 73380346385802.

It is not a de Polignac number, because 20858364308337 - 2⁴ = 20858364308321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20858364308339) 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, 132441183 + ... + 132598580.

It is an arithmetic number, because the mean of its divisors is an integer number (1787693208180).

Almost surely, 2^{20858364308337} is an apocalyptic number.

It is an amenable number.

20858364308337 is a deficient number, since it is larger than the sum of its proper divisors (7744727022543).

20858364308337 is a wasteful number, since it uses less digits than its factorization.

20858364308337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265040512.

The product of its (nonzero) digits is 69672960, while the sum is 60.

The spelling of 20858364308337 in words is "twenty trillion, eight hundred fifty-eight billion, three hundred sixty-four million, three hundred eight thousand, three hundred thirty-seven".