20600442445994 has 32 divisors (see below), whose sum is σ = 31141581264576. Its totient is φ = 10220224734720.

The previous prime is 20600442445951. The next prime is 20600442446021. The reversal of 20600442445994 is 49954424400602.

It is a super-2 number, since 2×20600442445994² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 899296289 + ... + 899319195.

It is an arithmetic number, because the mean of its divisors is an integer number (973174414518).

Almost surely, 2^{20600442445994} is an apocalyptic number.

20600442445994 is a deficient number, since it is larger than the sum of its proper divisors (10541138818582).

20600442445994 is a wasteful number, since it uses less digits than its factorization.

20600442445994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29510.

The product of its (nonzero) digits is 9953280, while the sum is 53.

The spelling of 20600442445994 in words is "twenty trillion, six hundred billion, four hundred forty-two million, four hundred forty-five thousand, nine hundred ninety-four".