40118407828 has 48 divisors (see below), whose sum is σ = 73220894208. Its totient is φ = 19212336000.

The previous prime is 40118407811. The next prime is 40118407853. The reversal of 40118407828 is 82870481104.

40118407828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

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, 6445758 + ... + 6451978.

It is an arithmetic number, because the mean of its divisors is an integer number (1525435296).

Almost surely, 2^40118407828 is an apocalyptic number.

It is an amenable number.

40118407828 is a deficient number, since it is larger than the sum of its proper divisors (33102486380).

40118407828 is a wasteful number, since it uses less digits than its factorization.

40118407828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6784 (or 6782 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 43.

The spelling of 40118407828 in words is "forty billion, one hundred eighteen million, four hundred seven thousand, eight hundred twenty-eight".