20107744373 has 2 divisors, whose sum is σ = 20107744374. Its totient is φ = 20107744372.

The previous prime is 20107744367. The next prime is 20107744417. The reversal of 20107744373 is 37344770102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18713692804 + 1394051569 = 136798^2 + 37337^2 .

It is a cyclic number.

It is not a de Polignac number, because 20107744373 - 2¹⁰ = 20107743349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20107741373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10053872186 + 10053872187.

It is an arithmetic number, because the mean of its divisors is an integer number (10053872187).

Almost surely, 2^20107744373 is an apocalyptic number.

It is an amenable number.

20107744373 is a deficient number, since it is larger than the sum of its proper divisors (1).

20107744373 is an equidigital number, since it uses as much as digits as its factorization.

20107744373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 38.

The spelling of 20107744373 in words is "twenty billion, one hundred seven million, seven hundred forty-four thousand, three hundred seventy-three".