40220252056 has 32 divisors (see below), whose sum is σ = 75715467840. Its totient is φ = 20029530528.

The previous prime is 40220252041. The next prime is 40220252089. The reversal of 40220252056 is 65025202204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8843175 + ... + 8847721.

It is an arithmetic number, because the mean of its divisors is an integer number (2366108370).

Almost surely, 2^40220252056 is an apocalyptic number.

It is an amenable number.

40220252056 is a deficient number, since it is larger than the sum of its proper divisors (35495215784).

40220252056 is a wasteful number, since it uses less digits than its factorization.

40220252056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8743 (or 8739 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The spelling of 40220252056 in words is "forty billion, two hundred twenty million, two hundred fifty-two thousand, fifty-six".