40839866288 has 20 divisors (see below), whose sum is σ = 85213952208. Its totient is φ = 18849168960.

The previous prime is 40839866273. The next prime is 40839866299. The reversal of 40839866288 is 88266893804.

40839866288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40839866288.

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, 98172548 + ... + 98172963.

Almost surely, 2^40839866288 is an apocalyptic number.

It is an amenable number.

40839866288 is an abundant number, since it is smaller than the sum of its proper divisors (44374085920).

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

40839866288 is a wasteful number, since it uses less digits than its factorization.

40839866288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196345532 (or 196345526 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 62.

The spelling of 40839866288 in words is "forty billion, eight hundred thirty-nine million, eight hundred sixty-six thousand, two hundred eighty-eight".