3207988505173 has 2 divisors, whose sum is σ = 3207988505174. Its totient is φ = 3207988505172.

The previous prime is 3207988505167. The next prime is 3207988505201. The reversal of 3207988505173 is 3715058897023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1975761961924 + 1232226543249 = 1405618^2 + 1110057^2 .

It is a cyclic number.

It is not a de Polignac number, because 3207988505173 - 2¹³ = 3207988496981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3207988505273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1603994252586 + 1603994252587.

It is an arithmetic number, because the mean of its divisors is an integer number (1603994252587).

Almost surely, 2^{3207988505173} is an apocalyptic number.

It is an amenable number.

3207988505173 is a deficient number, since it is larger than the sum of its proper divisors (1).

3207988505173 is an equidigital number, since it uses as much as digits as its factorization.

3207988505173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12700800, while the sum is 58.

The spelling of 3207988505173 in words is "three trillion, two hundred seven billion, nine hundred eighty-eight million, five hundred five thousand, one hundred seventy-three".