16206450285393 has 12 divisors (see below), whose sum is σ = 24276328822928. Its totient is φ = 10804300190100.

The previous prime is 16206450285383. The next prime is 16206450285437. The reversal of 16206450285393 is 39358205460261.

It is a happy number.

16206450285393 is a `hidden beast` number, since 1 + 6 + 20 + 6 + 4 + 502 + 85 + 39 + 3 = 666.

It is not a de Polignac number, because 16206450285393 - 2¹² = 16206450281297 is a prime.

It is a super-2 number, since 2×16206450285393² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16206450285383) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33346605283 + ... + 33346605768.

Almost surely, 2^{16206450285393} is an apocalyptic number.

It is an amenable number.

16206450285393 is a deficient number, since it is larger than the sum of its proper divisors (8069878537535).

16206450285393 is an frugal number, since it uses more digits than its factorization.

16206450285393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66693211066 (or 66693211054 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 16206450285393 in words is "sixteen trillion, two hundred six billion, four hundred fifty million, two hundred eighty-five thousand, three hundred ninety-three".