40530252113 has 12 divisors (see below), whose sum is σ = 43905187980. Its totient is φ = 37397707776.

The previous prime is 40530252107. The next prime is 40530252137. The reversal of 40530252113 is 31125203504.

It is a happy number.

40530252113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 2086022929 + 38444229184 = 45673^2 + 196072^2 .

It is not a de Polignac number, because 40530252113 - 2¹⁶ = 40530186577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40530252613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 391973 + ... + 484461.

It is an arithmetic number, because the mean of its divisors is an integer number (3658765665).

Almost surely, 2^40530252113 is an apocalyptic number.

It is an amenable number.

40530252113 is a deficient number, since it is larger than the sum of its proper divisors (3374935867).

40530252113 is a wasteful number, since it uses less digits than its factorization.

40530252113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95108 (or 95095 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 40530252113 its reverse (31125203504), we get a palindrome (71655455617).

The spelling of 40530252113 in words is "forty billion, five hundred thirty million, two hundred fifty-two thousand, one hundred thirteen".