40609383048 has 160 divisors (see below), whose sum is σ = 122770854360. Its totient is φ = 12466897920.

The previous prime is 40609383047. The next prime is 40609383049. The reversal of 40609383048 is 84038390604.

40609383048 is a `hidden beast` number, since 4 + 0 + 609 + 3 + 8 + 30 + 4 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (40609383047) and next prime (40609383049).

It can be written as a sum of positive squares in 4 ways, for example, as 33110169444 + 7499213604 = 181962^2 + 86598^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40609382994 and 40609383012.

It is not an unprimeable number, because it can be changed into a prime (40609383043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3878236 + ... + 3888692.

Almost surely, 2^40609383048 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 40609383048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61385427180).

40609383048 is an abundant number, since it is smaller than the sum of its proper divisors (82161471312).

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

40609383048 is a wasteful number, since it uses less digits than its factorization.

40609383048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10949 (or 10936 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 40609383048 in words is "forty billion, six hundred nine million, three hundred eighty-three thousand, forty-eight".