40225433985 has 48 divisors (see below), whose sum is σ = 76397929920. Its totient is φ = 19417269120.

The previous prime is 40225433977. The next prime is 40225434013. The reversal of 40225433985 is 58933452204.

40225433985 is a `hidden beast` number, since 4 + 0 + 2 + 254 + 3 + 398 + 5 = 666.

It is not a de Polignac number, because 40225433985 - 2³ = 40225433977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 40225433985.

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 47 ways as a sum of consecutive naturals, for example, 66630 + ... + 291359.

It is an arithmetic number, because the mean of its divisors is an integer number (1591623540).

Almost surely, 2^40225433985 is an apocalyptic number.

40225433985 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40225433985 is a deficient number, since it is larger than the sum of its proper divisors (36172495935).

40225433985 is a wasteful number, since it uses less digits than its factorization.

40225433985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358238 (or 358235 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 40225433985 in words is "forty billion, two hundred twenty-five million, four hundred thirty-three thousand, nine hundred eighty-five".