40366263620252 has 12 divisors (see below), whose sum is σ = 70641022780776. Its totient is φ = 20183114254320.

The previous prime is 40366263620251. The next prime is 40366263620269. The reversal of 40366263620252 is 25202636266304.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40366263620197 and 40366263620206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40366263620251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1733438 + ... + 9150810.

It is an arithmetic number, because the mean of its divisors is an integer number (5886751898398).

Almost surely, 2^{40366263620252} is an apocalyptic number.

It is an amenable number.

40366263620252 is a deficient number, since it is larger than the sum of its proper divisors (30274759160524).

40366263620252 is a wasteful number, since it uses less digits than its factorization.

40366263620252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8777908 (or 8777906 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 47.

Adding to 40366263620252 its reverse (25202636266304), we get a palindrome (65568899886556).

The spelling of 40366263620252 in words is "forty trillion, three hundred sixty-six billion, two hundred sixty-three million, six hundred twenty thousand, two hundred fifty-two".