16492333861 has 4 divisors (see below), whose sum is σ = 16938072652. Its totient is φ = 16046595072.

The previous prime is 16492333853. The next prime is 16492333867. The reversal of 16492333861 is 16833329461.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13003068961 + 3489264900 = 114031^2 + 59070^2 .

It is a cyclic number.

It is not a de Polignac number, because 16492333861 - 2³ = 16492333853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16492333867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222869340 + ... + 222869413.

It is an arithmetic number, because the mean of its divisors is an integer number (4234518163).

Almost surely, 2^16492333861 is an apocalyptic number.

It is an amenable number.

16492333861 is a deficient number, since it is larger than the sum of its proper divisors (445738791).

16492333861 is an equidigital number, since it uses as much as digits as its factorization.

16492333861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445738790.

The product of its digits is 559872, while the sum is 46.

The spelling of 16492333861 in words is "sixteen billion, four hundred ninety-two million, three hundred thirty-three thousand, eight hundred sixty-one".