4979865465173 has 2 divisors, whose sum is σ = 4979865465174. Its totient is φ = 4979865465172.

The previous prime is 4979865465137. The next prime is 4979865465181. The reversal of 4979865465173 is 3715645689794.

Together with previous prime (4979865465137) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3300682301284 + 1679183163889 = 1816778^2 + 1295833^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4979865465173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4979865465173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4979865465473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2489932732586 + 2489932732587.

It is an arithmetic number, because the mean of its divisors is an integer number (2489932732587).

Almost surely, 2^{4979865465173} is an apocalyptic number.

It is an amenable number.

4979865465173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4979865465173 is an equidigital number, since it uses as much as digits as its factorization.

4979865465173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1371686400, while the sum is 74.

The spelling of 4979865465173 in words is "four trillion, nine hundred seventy-nine billion, eight hundred sixty-five million, four hundred sixty-five thousand, one hundred seventy-three".