40143030125 has 16 divisors (see below), whose sum is σ = 54652912704. Its totient is φ = 29194930000.

The previous prime is 40143030097. The next prime is 40143030127. The reversal of 40143030125 is 52103034104.

40143030125 = 12547² + 12548² + ... + 12796².

40143030125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40143030125 - 2⁸ = 40143029869 is a prime.

It is a super-2 number, since 2×40143030125² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40143030125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40143030127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14596091 + ... + 14598840.

It is an arithmetic number, because the mean of its divisors is an integer number (3415807044).

Almost surely, 2^40143030125 is an apocalyptic number.

It is an amenable number.

40143030125 is a deficient number, since it is larger than the sum of its proper divisors (14509882579).

40143030125 is a wasteful number, since it uses less digits than its factorization.

40143030125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29194957 (or 29194947 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 40143030125 its reverse (52103034104), we get a palindrome (92246064229).

The spelling of 40143030125 in words is "forty billion, one hundred forty-three million, thirty thousand, one hundred twenty-five".