141620544 has 84 divisors (see below), whose sum is σ = 437178196. Its totient is φ = 43573248.

The previous prime is 141620491. The next prime is 141620569. The reversal of 141620544 is 445026141.

141620544 is a `hidden beast` number, since 1 + 416 + 205 + 44 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 86266944 + 55353600 = 9288^2 + 7440^2 .

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1969 + ... + 16944.

Almost surely, 2^141620544 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 141620544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218589098).

141620544 is an abundant number, since it is smaller than the sum of its proper divisors (295557652).

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

141620544 is a wasteful number, since it uses less digits than its factorization.

141620544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18944 (or 18931 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 141620544 is about 11900.4430169637. The cubic root of 141620544 is about 521.2452208730.

Adding to 141620544 its reverse (445026141), we get a palindrome (586646685).

The spelling of 141620544 in words is "one hundred forty-one million, six hundred twenty thousand, five hundred forty-four".