40323245252 has 12 divisors (see below), whose sum is σ = 71264349996. Its totient is φ = 19962002400.

The previous prime is 40323245239. The next prime is 40323245321. The reversal of 40323245252 is 25254232304.

40323245252 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 2 ways, for example, as 25425578116 + 14897667136 = 159454^2 + 122056^2 .

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, 49904603 + ... + 49905410.

It is an arithmetic number, because the mean of its divisors is an integer number (5938695833).

Almost surely, 2^40323245252 is an apocalyptic number.

It is an amenable number.

40323245252 is a deficient number, since it is larger than the sum of its proper divisors (30941104744).

40323245252 is a wasteful number, since it uses less digits than its factorization.

40323245252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99810118 (or 99810116 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 40323245252 its reverse (25254232304), we get a palindrome (65577477556).

The spelling of 40323245252 in words is "forty billion, three hundred twenty-three million, two hundred forty-five thousand, two hundred fifty-two".