16164119949 has 8 divisors (see below), whose sum is σ = 21709475520. Its totient is φ = 10697422176.

The previous prime is 16164119899. The next prime is 16164119957. The reversal of 16164119949 is 94991146161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16164119949 - 2¹¹ = 16164117901 is a prime.

It is a super-2 number, since 2×16164119949² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16164119549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19663969 + ... + 19664790.

It is an arithmetic number, because the mean of its divisors is an integer number (2713684440).

Almost surely, 2^16164119949 is an apocalyptic number.

It is an amenable number.

16164119949 is a deficient number, since it is larger than the sum of its proper divisors (5545355571).

16164119949 is a wasteful number, since it uses less digits than its factorization.

16164119949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39328899.

The product of its digits is 419904, while the sum is 51.

The spelling of 16164119949 in words is "sixteen billion, one hundred sixty-four million, one hundred nineteen thousand, nine hundred forty-nine".