40857183678 has 8 divisors (see below), whose sum is σ = 81714367368. Its totient is φ = 13619061224.

The previous prime is 40857183673. The next prime is 40857183683. The reversal of 40857183678 is 87638175804.

40857183678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40857183673) and next prime (40857183683).

It is a sphenic number, since it is the product of 3 distinct primes.

40857183678 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40857183673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3404765301 + ... + 3404765312.

It is an arithmetic number, because the mean of its divisors is an integer number (10214295921).

Almost surely, 2^40857183678 is an apocalyptic number.

40857183678 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40857183678 is a wasteful number, since it uses less digits than its factorization.

40857183678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6809530618.

The product of its (nonzero) digits is 9031680, while the sum is 57.

The spelling of 40857183678 in words is "forty billion, eight hundred fifty-seven million, one hundred eighty-three thousand, six hundred seventy-eight".