16086988799993 has 2 divisors, whose sum is σ = 16086988799994. Its totient is φ = 16086988799992.

The previous prime is 16086988799983. The next prime is 16086988800013. The reversal of 16086988799993 is 39999788968061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12365434668304 + 3721554131689 = 3516452^2 + 1929133^2 .

It is a cyclic number.

It is not a de Polignac number, because 16086988799993 - 2¹⁸ = 16086988537849 is a prime.

It is a super-2 number, since 2×16086988799993² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16086988799983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8043494399996 + 8043494399997.

It is an arithmetic number, because the mean of its divisors is an integer number (8043494399997).

Almost surely, 2^{16086988799993} is an apocalyptic number.

It is an amenable number.

16086988799993 is a deficient number, since it is larger than the sum of its proper divisors (1).

16086988799993 is an equidigital number, since it uses as much as digits as its factorization.

16086988799993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22856214528, while the sum is 92.

The spelling of 16086988799993 in words is "sixteen trillion, eighty-six billion, nine hundred eighty-eight million, seven hundred ninety-nine thousand, nine hundred ninety-three".