40407666713777 has 8 divisors (see below), whose sum is σ = 44081224965792. Its totient is φ = 36734130796000.

The previous prime is 40407666713773. The next prime is 40407666713789. The reversal of 40407666713777 is 77731766670404.

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

It is not a de Polignac number, because 40407666713777 - 2² = 40407666713773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40407666713773) 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 7 ways as a sum of consecutive naturals, for example, 1682099 + ... + 9145752.

It is an arithmetic number, because the mean of its divisors is an integer number (5510153120724).

Almost surely, 2^{40407666713777} is an apocalyptic number.

It is an amenable number.

40407666713777 is a deficient number, since it is larger than the sum of its proper divisors (3673558252015).

40407666713777 is a wasteful number, since it uses less digits than its factorization.

40407666713777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11167119.

The product of its (nonzero) digits is 174254976, while the sum is 65.

The spelling of 40407666713777 in words is "forty trillion, four hundred seven billion, six hundred sixty-six million, seven hundred thirteen thousand, seven hundred seventy-seven".