40847756844 has 24 divisors (see below), whose sum is σ = 99455408640. Its totient is φ = 13023922384.

The previous prime is 40847756837. The next prime is 40847756891. The reversal of 40847756844 is 44865774804.

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 in 7 ways as a sum of consecutive naturals, for example, 73999284 + ... + 73999835.

It is an arithmetic number, because the mean of its divisors is an integer number (4143975360).

Almost surely, 2^40847756844 is an apocalyptic number.

It is an amenable number.

40847756844 is an abundant number, since it is smaller than the sum of its proper divisors (58607651796).

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

40847756844 is a wasteful number, since it uses less digits than its factorization.

40847756844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147999149 (or 147999147 counting only the distinct ones).

The product of its (nonzero) digits is 24084480, while the sum is 57.

The spelling of 40847756844 in words is "forty billion, eight hundred forty-seven million, seven hundred fifty-six thousand, eight hundred forty-four".