16161143032 has 8 divisors (see below), whose sum is σ = 30302143200. Its totient is φ = 8080571512.

The previous prime is 16161142999. The next prime is 16161143051. The reversal of 16161143032 is 23034116161.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×16161143032² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1010071432 + ... + 1010071447.

It is an arithmetic number, because the mean of its divisors is an integer number (3787767900).

Almost surely, 2^16161143032 is an apocalyptic number.

It is an amenable number.

16161143032 is a deficient number, since it is larger than the sum of its proper divisors (14141000168).

16161143032 is a wasteful number, since it uses less digits than its factorization.

16161143032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020142885 (or 2020142881 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 16161143032 its reverse (23034116161), we get a palindrome (39195259193).

The spelling of 16161143032 in words is "sixteen billion, one hundred sixty-one million, one hundred forty-three thousand, thirty-two".