40530355144 has 16 divisors (see below), whose sum is σ = 76574527920. Its totient is φ = 20110481040.

The previous prime is 40530355133. The next prime is 40530355181. The reversal of 40530355144 is 44155303504.

40530355144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19335954 + ... + 19338049.

It is an arithmetic number, because the mean of its divisors is an integer number (4785907995).

Almost surely, 2^40530355144 is an apocalyptic number.

It is an amenable number.

40530355144 is a deficient number, since it is larger than the sum of its proper divisors (36044172776).

40530355144 is a wasteful number, since it uses less digits than its factorization.

40530355144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38674140 (or 38674136 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 40530355144 its reverse (44155303504), we get a palindrome (84685658648).

The spelling of 40530355144 in words is "forty billion, five hundred thirty million, three hundred fifty-five thousand, one hundred forty-four".