40851278948 has 12 divisors (see below), whose sum is σ = 71491178220. Its totient is φ = 20425228032.

The previous prime is 40851278929. The next prime is 40851278969. The reversal of 40851278948 is 84987215804.

It can be written as a sum of positive squares in 2 ways, for example, as 32292808804 + 8558470144 = 179702^2 + 92512^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40851278893 and 40851278902.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273740 + ... + 395772.

It is an arithmetic number, because the mean of its divisors is an integer number (5957598185).

Almost surely, 2^40851278948 is an apocalyptic number.

It is an amenable number.

40851278948 is a deficient number, since it is larger than the sum of its proper divisors (30639899272).

40851278948 is a wasteful number, since it uses less digits than its factorization.

40851278948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205726 (or 205724 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 56.

The spelling of 40851278948 in words is "forty billion, eight hundred fifty-one million, two hundred seventy-eight thousand, nine hundred forty-eight".