40727427804 has 144 divisors (see below), whose sum is σ = 126149052960. Its totient is φ = 11321856000.

The previous prime is 40727427803. The next prime is 40727427847. The reversal of 40727427804 is 40872472704.

It is a self number, because there is not a number n which added to its sum of digits gives 40727427804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40727427803) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91804 + ... + 299804.

It is an arithmetic number, because the mean of its divisors is an integer number (876035090).

Almost surely, 2^40727427804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40727427804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63074526480).

40727427804 is an abundant number, since it is smaller than the sum of its proper divisors (85421625156).

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

40727427804 is a wasteful number, since it uses less digits than its factorization.

40727427804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208065 (or 208050 counting only the distinct ones).

The product of its (nonzero) digits is 702464, while the sum is 45.

The spelling of 40727427804 in words is "forty billion, seven hundred twenty-seven million, four hundred twenty-seven thousand, eight hundred four".