40277887268 has 6 divisors (see below), whose sum is σ = 70486302726. Its totient is φ = 20138943632.

The previous prime is 40277887253. The next prime is 40277887303. The reversal of 40277887268 is 86278877204.

It can be written as a sum of positive squares in only one way, i.e., 37930678564 + 2347208704 = 194758^2 + 48448^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5034735905 + ... + 5034735912.

It is an arithmetic number, because the mean of its divisors is an integer number (11747717121).

Almost surely, 2^40277887268 is an apocalyptic number.

It is an amenable number.

40277887268 is a deficient number, since it is larger than the sum of its proper divisors (30208415458).

40277887268 is a wasteful number, since it uses less digits than its factorization.

40277887268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10069471821 (or 10069471819 counting only the distinct ones).

The product of its (nonzero) digits is 16859136, while the sum is 59.

The spelling of 40277887268 in words is "forty billion, two hundred seventy-seven million, eight hundred eighty-seven thousand, two hundred sixty-eight".