40678107771 has 8 divisors (see below), whose sum is σ = 61985688064. Its totient is φ = 23244633000.

The previous prime is 40678107737. The next prime is 40678107823. The reversal of 40678107771 is 17770187604.

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

It is not a de Polignac number, because 40678107771 - 2⁹ = 40678107259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40678107771.

It is not an unprimeable number, because it can be changed into a prime (40678107721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968526355 + ... + 968526396.

It is an arithmetic number, because the mean of its divisors is an integer number (7748211008).

Almost surely, 2^40678107771 is an apocalyptic number.

40678107771 is a deficient number, since it is larger than the sum of its proper divisors (21307580293).

40678107771 is a wasteful number, since it uses less digits than its factorization.

40678107771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937052761.

The product of its (nonzero) digits is 460992, while the sum is 48.

The spelling of 40678107771 in words is "forty billion, six hundred seventy-eight million, one hundred seven thousand, seven hundred seventy-one".