16432561575373 has 2 divisors, whose sum is σ = 16432561575374. Its totient is φ = 16432561575372.

The previous prime is 16432561575337. The next prime is 16432561575439. The reversal of 16432561575373 is 37357516523461.

Together with previous prime (16432561575337) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16151934988809 + 280626586564 = 4018947^2 + 529742^2 .

It is an emirp because it is prime and its reverse (37357516523461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16432561575373 - 2²¹ = 16432559478221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16432561572373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8216280787686 + 8216280787687.

It is an arithmetic number, because the mean of its divisors is an integer number (8216280787687).

Almost surely, 2^{16432561575373} is an apocalyptic number.

It is an amenable number.

16432561575373 is a deficient number, since it is larger than the sum of its proper divisors (1).

16432561575373 is an equidigital number, since it uses as much as digits as its factorization.

16432561575373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628000, while the sum is 58.

The spelling of 16432561575373 in words is "sixteen trillion, four hundred thirty-two billion, five hundred sixty-one million, five hundred seventy-five thousand, three hundred seventy-three".