16442802793 has 2 divisors, whose sum is σ = 16442802794. Its totient is φ = 16442802792.

The previous prime is 16442802767. The next prime is 16442802851. The reversal of 16442802793 is 39720824461.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14110588944 + 2332213849 = 118788^2 + 48293^2 .

It is a cyclic number.

It is not a de Polignac number, because 16442802793 - 2¹³ = 16442794601 is a prime.

It is a super-3 number, since 3×16442802793³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (16442802703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8221401396 + 8221401397.

It is an arithmetic number, because the mean of its divisors is an integer number (8221401397).

Almost surely, 2^16442802793 is an apocalyptic number.

It is an amenable number.

16442802793 is a deficient number, since it is larger than the sum of its proper divisors (1).

16442802793 is an equidigital number, since it uses as much as digits as its factorization.

16442802793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 16442802793 in words is "sixteen billion, four hundred forty-two million, eight hundred two thousand, seven hundred ninety-three".