40544984500 has 24 divisors (see below), whose sum is σ = 88550247240. Its totient is φ = 16217993600.

The previous prime is 40544984461. The next prime is 40544984509. The reversal of 40544984500 is 548944504.

It can be written as a sum of positive squares in 4 ways, for example, as 2346627364 + 38198357136 = 48442^2 + 195444^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40544984509) 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 7 ways as a sum of consecutive naturals, for example, 40544485 + ... + 40545484.

It is an arithmetic number, because the mean of its divisors is an integer number (3689593635).

Almost surely, 2^40544984500 is an apocalyptic number.

It is an amenable number.

40544984500 is an abundant number, since it is smaller than the sum of its proper divisors (48005262740).

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

40544984500 is a wasteful number, since it uses less digits than its factorization.

40544984500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81089988 (or 81089976 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 40544984500 in words is "forty billion, five hundred forty-four million, nine hundred eighty-four thousand, five hundred".