40066707077 has 8 divisors (see below), whose sum is σ = 40612873920. Its totient is φ = 39523901760.

The previous prime is 40066707067. The next prime is 40066707101. The reversal of 40066707077 is 77070766004.

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 40066707077 - 2⁸ = 40066706821 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 (40066707047) 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, 816377 + ... + 864062.

It is an arithmetic number, because the mean of its divisors is an integer number (5076609240).

Almost surely, 2^40066707077 is an apocalyptic number.

It is an amenable number.

40066707077 is a deficient number, since it is larger than the sum of its proper divisors (546166843).

40066707077 is a wasteful number, since it uses less digits than its factorization.

40066707077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680763.

The product of its (nonzero) digits is 345744, while the sum is 44.

The spelling of 40066707077 in words is "forty billion, sixty-six million, seven hundred seven thousand, seventy-seven".