40687384167 has 12 divisors (see below), whose sum is σ = 58772798344. Its totient is φ = 27123938640.

The previous prime is 40687384121. The next prime is 40687384181. The reversal of 40687384167 is 76148378604.

40687384167 is a `hidden beast` number, since 40 + 68 + 7 + 384 + 167 = 666.

40687384167 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 40687384167 - 2¹¹ = 40687382119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40687384967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250992 + ... + 379962.

Almost surely, 2^40687384167 is an apocalyptic number.

40687384167 is a deficient number, since it is larger than the sum of its proper divisors (18085414177).

40687384167 is a wasteful number, since it uses less digits than its factorization.

40687384167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164030 (or 164027 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 40687384167 in words is "forty billion, six hundred eighty-seven million, three hundred eighty-four thousand, one hundred sixty-seven".