40480727850 has 36 divisors (see below), whose sum is σ = 108758223366. Its totient is φ = 10794860640.

The previous prime is 40480727849. The next prime is 40480727863. The reversal of 40480727850 is 5872708404.

It can be written as a sum of positive squares in 3 ways, for example, as 20600573841 + 19880154009 = 143529^2 + 140997^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 40480727796 and 40480727805.

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 17 ways as a sum of consecutive naturals, for example, 44978137 + ... + 44979036.

Almost surely, 2^40480727850 is an apocalyptic number.

40480727850 is an abundant number, since it is smaller than the sum of its proper divisors (68277495516).

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

40480727850 is a wasteful number, since it uses less digits than its factorization.

40480727850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89957191 (or 89957183 counting only the distinct ones).

The product of its (nonzero) digits is 501760, while the sum is 45.

The spelling of 40480727850 in words is "forty billion, four hundred eighty million, seven hundred twenty-seven thousand, eight hundred fifty".