60818958173 has 2 divisors, whose sum is σ = 60818958174. Its totient is φ = 60818958172.

The previous prime is 60818958169. The next prime is 60818958227. The reversal of 60818958173 is 37185981806.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59159373529 + 1659584644 = 243227^2 + 40738^2 .

It is a cyclic number.

It is not a de Polignac number, because 60818958173 - 2² = 60818958169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60818958133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30409479086 + 30409479087.

It is an arithmetic number, because the mean of its divisors is an integer number (30409479087).

Almost surely, 2^60818958173 is an apocalyptic number.

It is an amenable number.

60818958173 is a deficient number, since it is larger than the sum of its proper divisors (1).

60818958173 is an equidigital number, since it uses as much as digits as its factorization.

60818958173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 56.

The spelling of 60818958173 in words is "sixty billion, eight hundred eighteen million, nine hundred fifty-eight thousand, one hundred seventy-three".