4144161504 has 48 divisors (see below), whose sum is σ = 12432486528. Its totient is φ = 1184045952.

The previous prime is 4144161493. The next prime is 4144161517. The reversal of 4144161504 is 4051614414.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3082782 + ... + 3084125.

It is an arithmetic number, because the mean of its divisors is an integer number (259010136).

Almost surely, 2^4144161504 is an apocalyptic number.

It is an amenable number.

4144161504 is an abundant number, since it is smaller than the sum of its proper divisors (8288325024).

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

4144161504 is a wasteful number, since it uses less digits than its factorization.

4144161504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166927 (or 6166919 counting only the distinct ones).

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

The square root of 4144161504 is about 64375.1621667860. The cubic root of 4144161504 is about 1606.2466098451.

Adding to 4144161504 its reverse (4051614414), we get a palindrome (8195775918).

The spelling of 4144161504 in words is "four billion, one hundred forty-four million, one hundred sixty-one thousand, five hundred four".