40328279248 has 20 divisors (see below), whose sum is σ = 78414113988. Its totient is φ = 20092378880.

The previous prime is 40328279239. The next prime is 40328279249. The reversal of 40328279248 is 84297282304.

It can be written as a sum of positive squares in 2 ways, for example, as 13383713344 + 26944565904 = 115688^2 + 164148^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40328279249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4480411 + ... + 4489402.

Almost surely, 2^40328279248 is an apocalyptic number.

It is an amenable number.

40328279248 is a deficient number, since it is larger than the sum of its proper divisors (38085834740).

40328279248 is a wasteful number, since it uses less digits than its factorization.

40328279248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8970102 (or 8970096 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 40328279248 in words is "forty billion, three hundred twenty-eight million, two hundred seventy-nine thousand, two hundred forty-eight".