4001533024144 has 20 divisors (see below), whose sum is σ = 7753007549196. Its totient is φ = 2000756882432.

The previous prime is 4001533024121. The next prime is 4001533024157. The reversal of 4001533024144 is 4414203351004.

It can be written as a sum of positive squares in 2 ways, for example, as 741341664144 + 3260191360000 = 861012^2 + 1805600^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3803532 + ... + 4740244.

Almost surely, 2^{4001533024144} is an apocalyptic number.

It is an amenable number.

4001533024144 is a deficient number, since it is larger than the sum of its proper divisors (3751474525052).

4001533024144 is a wasteful number, since it uses less digits than its factorization.

4001533024144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203714 (or 1203708 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 4001533024144 its reverse (4414203351004), we get a palindrome (8415736375148).

The spelling of 4001533024144 in words is "four trillion, one billion, five hundred thirty-three million, twenty-four thousand, one hundred forty-four".