40059643894 has 8 divisors (see below), whose sum is σ = 60093317088. Its totient is φ = 20028538200.

The previous prime is 40059643891. The next prime is 40059643901. The reversal of 40059643894 is 49834695004.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40059643891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602382 + ... + 665569.

It is an arithmetic number, because the mean of its divisors is an integer number (7511664636).

Almost surely, 2^40059643894 is an apocalyptic number.

40059643894 is a deficient number, since it is larger than the sum of its proper divisors (20033673194).

40059643894 is a wasteful number, since it uses less digits than its factorization.

40059643894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283750.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 40059643894 in words is "forty billion, fifty-nine million, six hundred forty-three thousand, eight hundred ninety-four".