3544144632 has 640 divisors, whose sum is σ = 13172544000. Its totient is φ = 865935360.

The previous prime is 3544144619. The next prime is 3544144633. The reversal of 3544144632 is 2364414453.

3544144632 is a `hidden beast` number, since 3 + 5 + 4 + 4 + 14 + 4 + 632 = 666.

It is a super-2 number, since 2×3544144632² = 25121922345068830848, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3544144633) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 60070219 + ... + 60070277.

It is an arithmetic number, because the mean of its divisors is an integer number (20582100).

Almost surely, 2^3544144632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3544144632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6586272000).

3544144632 is an abundant number, since it is smaller than the sum of its proper divisors (9628399368).

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

3544144632 is a wasteful number, since it uses less digits than its factorization.

3544144632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 148 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The square root of 3544144632 is about 59532.7190039225. The cubic root of 3544144632 is about 1524.6511260708.

The spelling of 3544144632 in words is "three billion, five hundred forty-four million, one hundred forty-four thousand, six hundred thirty-two".