16692211093 has 4 divisors (see below), whose sum is σ = 16941348640. Its totient is φ = 16443073548.

The previous prime is 16692211021. The next prime is 16692211097. The reversal of 16692211093 is 39011229661.

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 16692211093 - 2²¹ = 16690113941 is a prime.

It is a super-2 number, since 2×16692211093² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16692211097) 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, 124568673 + ... + 124568806.

It is an arithmetic number, because the mean of its divisors is an integer number (4235337160).

Almost surely, 2^16692211093 is an apocalyptic number.

It is an amenable number.

16692211093 is a deficient number, since it is larger than the sum of its proper divisors (249137547).

16692211093 is an equidigital number, since it uses as much as digits as its factorization.

16692211093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249137546.

The product of its (nonzero) digits is 34992, while the sum is 40.

The spelling of 16692211093 in words is "sixteen billion, six hundred ninety-two million, two hundred eleven thousand, ninety-three".