40143411530 has 32 divisors (see below), whose sum is σ = 76488192000. Its totient is φ = 15143107392.

The previous prime is 40143411523. The next prime is 40143411541. The reversal of 40143411530 is 3511434104.

It is a happy number.

It is a super-2 number, since 2×40143411530² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40143411530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1597130 + ... + 1622069.

It is an arithmetic number, because the mean of its divisors is an integer number (2390256000).

Almost surely, 2^40143411530 is an apocalyptic number.

40143411530 is a deficient number, since it is larger than the sum of its proper divisors (36344780470).

40143411530 is a wasteful number, since it uses less digits than its factorization.

40143411530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3219278.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 40143411530 its reverse (3511434104), we get a palindrome (43654845634).

The spelling of 40143411530 in words is "forty billion, one hundred forty-three million, four hundred eleven thousand, five hundred thirty".