40055205252 has 24 divisors (see below), whose sum is σ = 93465381856. Its totient is φ = 13351272768.

The previous prime is 40055205247. The next prime is 40055205283. The reversal of 40055205252 is 25250255004.

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 7 ways as a sum of consecutive naturals, for example, 648048 + ... + 707160.

Almost surely, 2^40055205252 is an apocalyptic number.

It is an amenable number.

40055205252 is an abundant number, since it is smaller than the sum of its proper divisors (53410176604).

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

40055205252 is a wasteful number, since it uses less digits than its factorization.

40055205252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115587 (or 115585 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The spelling of 40055205252 in words is "forty billion, fifty-five million, two hundred five thousand, two hundred fifty-two".