40555012352 has 36 divisors (see below), whose sum is σ = 81737597760. Its totient is φ = 20080624128.

The previous prime is 40555012339. The next prime is 40555012397. The reversal of 40555012352 is 25321055504.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742652 + ... + 795387.

Almost surely, 2^40555012352 is an apocalyptic number.

It is an amenable number.

40555012352 is an abundant number, since it is smaller than the sum of its proper divisors (41182585408).

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

40555012352 is a wasteful number, since it uses less digits than its factorization.

40555012352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538158 (or 1538144 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

Adding to 40555012352 its reverse (25321055504), we get a palindrome (65876067856).

The spelling of 40555012352 in words is "forty billion, five hundred fifty-five million, twelve thousand, three hundred fifty-two".