16481708530373 has 2 divisors, whose sum is σ = 16481708530374. Its totient is φ = 16481708530372.

The previous prime is 16481708530367. The next prime is 16481708530387. The reversal of 16481708530373 is 37303580718461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11277661717729 + 5204046812644 = 3358223^2 + 2281238^2 .

It is a cyclic number.

It is not a de Polignac number, because 16481708530373 - 2²⁰ = 16481707481797 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16481708530363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8240854265186 + 8240854265187.

It is an arithmetic number, because the mean of its divisors is an integer number (8240854265187).

Almost surely, 2^{16481708530373} is an apocalyptic number.

It is an amenable number.

16481708530373 is a deficient number, since it is larger than the sum of its proper divisors (1).

16481708530373 is an equidigital number, since it uses as much as digits as its factorization.

16481708530373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 16481708530373 in words is "sixteen trillion, four hundred eighty-one billion, seven hundred eight million, five hundred thirty thousand, three hundred seventy-three".