16490822293 has 4 divisors (see below), whose sum is σ = 17989987968. Its totient is φ = 14991656620.

The previous prime is 16490822291. The next prime is 16490822329. The reversal of 16490822293 is 39222809461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16490822293 - 2¹ = 16490822291 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 (16490822291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 749582821 + ... + 749582842.

It is an arithmetic number, because the mean of its divisors is an integer number (4497496992).

Almost surely, 2^16490822293 is an apocalyptic number.

It is an amenable number.

16490822293 is a deficient number, since it is larger than the sum of its proper divisors (1499165675).

16490822293 is a wasteful number, since it uses less digits than its factorization.

16490822293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499165674.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 16490822293 in words is "sixteen billion, four hundred ninety million, eight hundred twenty-two thousand, two hundred ninety-three".