16144040514 has 128 divisors (see below), whose sum is σ = 40045404672. Its totient is φ = 4234014720.

The previous prime is 16144040477. The next prime is 16144040519. The reversal of 16144040514 is 41504044161.

It is not an unprimeable number, because it can be changed into a prime (16144040519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6848224 + ... + 6850580.

It is an arithmetic number, because the mean of its divisors is an integer number (312854724).

Almost surely, 2^16144040514 is an apocalyptic number.

16144040514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16144040514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20022702336).

16144040514 is an abundant number, since it is smaller than the sum of its proper divisors (23901364158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16144040514 is a wasteful number, since it uses less digits than its factorization.

16144040514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 16144040514 its reverse (41504044161), we get a palindrome (57648084675).

The spelling of 16144040514 in words is "sixteen billion, one hundred forty-four million, forty thousand, five hundred fourteen".