16957791229 has 4 divisors (see below), whose sum is σ = 16963517376. Its totient is φ = 16952065084.

The previous prime is 16957791217. The next prime is 16957791241. The reversal of 16957791229 is 92219775961.

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 an interprime number because it is at equal distance from previous prime (16957791217) and next prime (16957791241).

It is a cyclic number.

It is not a de Polignac number, because 16957791229 - 2³¹ = 14810307581 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 (16957791299) 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, 2858629 + ... + 2864554.

It is an arithmetic number, because the mean of its divisors is an integer number (4240879344).

Almost surely, 2^16957791229 is an apocalyptic number.

It is an amenable number.

16957791229 is a deficient number, since it is larger than the sum of its proper divisors (5726147).

16957791229 is an equidigital number, since it uses as much as digits as its factorization.

16957791229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5726146.

The product of its digits is 4286520, while the sum is 58.

The spelling of 16957791229 in words is "sixteen billion, nine hundred fifty-seven million, seven hundred ninety-one thousand, two hundred twenty-nine".