40009087389387 has 8 divisors (see below), whose sum is σ = 55664817237504. Its totient is φ = 25513041233768.

The previous prime is 40009087389371. The next prime is 40009087389389. The reversal of 40009087389387 is 78398378090004.

40009087389387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 40009087389387 - 2⁴ = 40009087389371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40009087389389) 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 7 ways as a sum of consecutive naturals, for example, 289920923043 + ... + 289920923180.

It is an arithmetic number, because the mean of its divisors is an integer number (6958102154688).

Almost surely, 2^{40009087389387} is an apocalyptic number.

40009087389387 is a deficient number, since it is larger than the sum of its proper divisors (15655729848117).

40009087389387 is a wasteful number, since it uses less digits than its factorization.

40009087389387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579841846249.

The product of its (nonzero) digits is 73156608, while the sum is 66.

The spelling of 40009087389387 in words is "forty trillion, nine billion, eighty-seven million, three hundred eighty-nine thousand, three hundred eighty-seven".