20014601155673 has 2 divisors, whose sum is σ = 20014601155674. Its totient is φ = 20014601155672.

The previous prime is 20014601155669. The next prime is 20014601155693. The reversal of 20014601155673 is 37655110641002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18748622881024 + 1265978274649 = 4329968^2 + 1125157^2 .

It is a cyclic number.

It is not a de Polignac number, because 20014601155673 - 2² = 20014601155669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20014601155673.

It is not a weakly prime, because it can be changed into another prime (20014601155603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10007300577836 + 10007300577837.

It is an arithmetic number, because the mean of its divisors is an integer number (10007300577837).

Almost surely, 2^{20014601155673} is an apocalyptic number.

It is an amenable number.

20014601155673 is a deficient number, since it is larger than the sum of its proper divisors (1).

20014601155673 is an equidigital number, since it uses as much as digits as its factorization.

20014601155673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 41.

Adding to 20014601155673 its reverse (37655110641002), we get a palindrome (57669711796675).

The spelling of 20014601155673 in words is "twenty trillion, fourteen billion, six hundred one million, one hundred fifty-five thousand, six hundred seventy-three".