40847756845 has 16 divisors (see below), whose sum is σ = 56029212288. Its totient is φ = 28005174720.

The previous prime is 40847756837. The next prime is 40847756891. The reversal of 40847756845 is 54865774804.

40847756845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40847756845 - 2³ = 40847756837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40847756845.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119407 + ... + 309763.

It is an arithmetic number, because the mean of its divisors is an integer number (3501825768).

Almost surely, 2^40847756845 is an apocalyptic number.

It is an amenable number.

40847756845 is a deficient number, since it is larger than the sum of its proper divisors (15181455443).

40847756845 is a wasteful number, since it uses less digits than its factorization.

40847756845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196500.

The product of its (nonzero) digits is 30105600, while the sum is 58.

The spelling of 40847756845 in words is "forty billion, eight hundred forty-seven million, seven hundred fifty-six thousand, eight hundred forty-five".