16144635001 has 4 divisors (see below), whose sum is σ = 17612329104. Its totient is φ = 14676940900.

The previous prime is 16144634941. The next prime is 16144635041. The reversal of 16144635001 is 10053644161.

16144635001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 16144635001 - 2⁷ = 16144634873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16144635041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 733847035 + ... + 733847056.

It is an arithmetic number, because the mean of its divisors is an integer number (4403082276).

Almost surely, 2^16144635001 is an apocalyptic number.

16144635001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16144635001 is a deficient number, since it is larger than the sum of its proper divisors (1467694103).

16144635001 is a wasteful number, since it uses less digits than its factorization.

16144635001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467694102.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 16144635001 in words is "sixteen billion, one hundred forty-four million, six hundred thirty-five thousand, one".