16613307144 has 128 divisors (see below), whose sum is σ = 52776864000. Its totient is φ = 4743401472.

The previous prime is 16613307131. The next prime is 16613307157. The reversal of 16613307144 is 44170331661.

16613307144 is a `hidden beast` number, since 1 + 6 + 613 + 30 + 7 + 1 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (16613307131) and next prime (16613307157).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 16613307099 and 16613307108.

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 in 31 ways as a sum of consecutive naturals, for example, 2980392 + ... + 2985960.

It is an arithmetic number, because the mean of its divisors is an integer number (412319250).

Almost surely, 2^16613307144 is an apocalyptic number.

16613307144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16613307144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26388432000).

16613307144 is an abundant number, since it is smaller than the sum of its proper divisors (36163556856).

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

16613307144 is a wasteful number, since it uses less digits than its factorization.

16613307144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7564 (or 7554 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 16613307144 in words is "sixteen billion, six hundred thirteen million, three hundred seven thousand, one hundred forty-four".