40522041252 has 144 divisors (see below), whose sum is σ = 128349312000. Its totient is φ = 10472172480.

The previous prime is 40522041221. The next prime is 40522041269. The reversal of 40522041252 is 25214022504.

40522041252 is a `hidden beast` number, since 405 + 2 + 2 + 0 + 4 + 1 + 252 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 514899 + ... + 588357.

Almost surely, 2^40522041252 is an apocalyptic number.

40522041252 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40522041252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64174656000).

40522041252 is an abundant number, since it is smaller than the sum of its proper divisors (87827270748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40522041252 is a wasteful number, since it uses less digits than its factorization.

40522041252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73686 (or 73681 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 40522041252 its reverse (25214022504), we get a palindrome (65736063756).

The spelling of 40522041252 in words is "forty billion, five hundred twenty-two million, forty-one thousand, two hundred fifty-two".