16451367025273 has 2 divisors, whose sum is σ = 16451367025274. Its totient is φ = 16451367025272.

The previous prime is 16451367025237. The next prime is 16451367025279. The reversal of 16451367025273 is 37252076315461.

Together with previous prime (16451367025237) 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., 9000498006889 + 7450869018384 = 3000083^2 + 2729628^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16451367025273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16451367025273.

It is not a weakly prime, because it can be changed into another prime (16451367025279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8225683512636 + 8225683512637.

It is an arithmetic number, because the mean of its divisors is an integer number (8225683512637).

Almost surely, 2^{16451367025273} is an apocalyptic number.

It is an amenable number.

16451367025273 is a deficient number, since it is larger than the sum of its proper divisors (1).

16451367025273 is an equidigital number, since it uses as much as digits as its factorization.

16451367025273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 16451367025273 in words is "sixteen trillion, four hundred fifty-one billion, three hundred sixty-seven million, twenty-five thousand, two hundred seventy-three".