40010621311252 has 12 divisors (see below), whose sum is σ = 73062873698976. Its totient is φ = 19135514540120.

The previous prime is 40010621311169. The next prime is 40010621311291. The reversal of 40010621311252 is 25211312601004.

40010621311252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40010621311252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217449028774 + ... + 217449028957.

It is an arithmetic number, because the mean of its divisors is an integer number (6088572808248).

Almost surely, 2^{40010621311252} is an apocalyptic number.

It is an amenable number.

40010621311252 is a deficient number, since it is larger than the sum of its proper divisors (33052252387724).

40010621311252 is a wasteful number, since it uses less digits than its factorization.

40010621311252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434898057758 (or 434898057756 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 40010621311252 its reverse (25211312601004), we get a palindrome (65221933912256).

The spelling of 40010621311252 in words is "forty trillion, ten billion, six hundred twenty-one million, three hundred eleven thousand, two hundred fifty-two".