40552403252 has 12 divisors (see below), whose sum is σ = 72305700516. Its totient is φ = 19893631680.

The previous prime is 40552403233. The next prime is 40552403267. The reversal of 40552403252 is 25230425504.

It can be written as a sum of positive squares in 2 ways, for example, as 18792023056 + 21760380196 = 137084^2 + 147514^2 .

It is a congruent number.

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, 95642249 + ... + 95642672.

It is an arithmetic number, because the mean of its divisors is an integer number (6025475043).

Almost surely, 2^40552403252 is an apocalyptic number.

It is an amenable number.

40552403252 is a deficient number, since it is larger than the sum of its proper divisors (31753297264).

40552403252 is a wasteful number, since it uses less digits than its factorization.

40552403252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191284978 (or 191284976 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 40552403252 its reverse (25230425504), we get a palindrome (65782828756).

The spelling of 40552403252 in words is "forty billion, five hundred fifty-two million, four hundred three thousand, two hundred fifty-two".