40407801440707 has 4 divisors (see below), whose sum is σ = 40418911645456. Its totient is φ = 40396691235960.

The previous prime is 40407801440689. The next prime is 40407801440719. The reversal of 40407801440707 is 70704410870404.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40407801440707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40407801440107) 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, 5555096919 + ... + 5555104192.

It is an arithmetic number, because the mean of its divisors is an integer number (10104727911364).

Almost surely, 2^{40407801440707} is an apocalyptic number.

40407801440707 is a deficient number, since it is larger than the sum of its proper divisors (11110204749).

40407801440707 is a wasteful number, since it uses less digits than its factorization.

40407801440707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11110204748.

The product of its (nonzero) digits is 702464, while the sum is 46.

The spelling of 40407801440707 in words is "forty trillion, four hundred seven billion, eight hundred one million, four hundred forty thousand, seven hundred seven".