40225005256 has 16 divisors (see below), whose sum is σ = 78701097600. Its totient is φ = 19238045904.

The previous prime is 40225005251. The next prime is 40225005257. The reversal of 40225005256 is 65250052204.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40225005251) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 109306896 + ... + 109307263.

It is an arithmetic number, because the mean of its divisors is an integer number (4918818600).

Almost surely, 2^40225005256 is an apocalyptic number.

40225005256 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40225005256 is a deficient number, since it is larger than the sum of its proper divisors (38476092344).

40225005256 is a wasteful number, since it uses less digits than its factorization.

40225005256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218614188 (or 218614184 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 40225005256 in words is "forty billion, two hundred twenty-five million, five thousand, two hundred fifty-six".