20027341937 has 2 divisors, whose sum is σ = 20027341938. Its totient is φ = 20027341936.

The previous prime is 20027341933. The next prime is 20027341987. The reversal of 20027341937 is 73914372002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17175675136 + 2851666801 = 131056^2 + 53401^2 .

It is a cyclic number.

It is not a de Polignac number, because 20027341937 - 2² = 20027341933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20027341937.

It is not a weakly prime, because it can be changed into another prime (20027341933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10013670968 + 10013670969.

It is an arithmetic number, because the mean of its divisors is an integer number (10013670969).

Almost surely, 2^20027341937 is an apocalyptic number.

It is an amenable number.

20027341937 is a deficient number, since it is larger than the sum of its proper divisors (1).

20027341937 is an equidigital number, since it uses as much as digits as its factorization.

20027341937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 38.

The spelling of 20027341937 in words is "twenty billion, twenty-seven million, three hundred forty-one thousand, nine hundred thirty-seven".