40042377707 has 4 divisors (see below), whose sum is σ = 40069380120. Its totient is φ = 40015375296.

The previous prime is 40042377629. The next prime is 40042377761. The reversal of 40042377707 is 70777324004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40042377707 - 2¹⁶ = 40042312171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40042376707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13498982 + ... + 13501947.

It is an arithmetic number, because the mean of its divisors is an integer number (10017345030).

Almost surely, 2^40042377707 is an apocalyptic number.

40042377707 is a deficient number, since it is larger than the sum of its proper divisors (27002413).

40042377707 is a wasteful number, since it uses less digits than its factorization.

40042377707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27002412.

The product of its (nonzero) digits is 230496, while the sum is 41.

The spelling of 40042377707 in words is "forty billion, forty-two million, three hundred seventy-seven thousand, seven hundred seven".