40254255240 has 32 divisors (see below), whose sum is σ = 120762766080. Its totient is φ = 10734468032.

The previous prime is 40254255199. The next prime is 40254255317. The reversal of 40254255240 is 4255245204.

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, 167725944 + ... + 167726183.

It is an arithmetic number, because the mean of its divisors is an integer number (3773836440).

Almost surely, 2^40254255240 is an apocalyptic number.

40254255240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40254255240 is an abundant number, since it is smaller than the sum of its proper divisors (80508510840).

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

40254255240 is a wasteful number, since it uses less digits than its factorization.

40254255240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335452141 (or 335452137 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 33.

The spelling of 40254255240 in words is "forty billion, two hundred fifty-four million, two hundred fifty-five thousand, two hundred forty".