404071040707 has 4 divisors (see below), whose sum is σ = 406747008016. Its totient is φ = 401395073400.

The previous prime is 404071040693. The next prime is 404071040729. The reversal of 404071040707 is 707040170404.

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-404071040707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404071050707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1337983428 + ... + 1337983729.

It is an arithmetic number, because the mean of its divisors is an integer number (101686752004).

Almost surely, 2^404071040707 is an apocalyptic number.

404071040707 is a deficient number, since it is larger than the sum of its proper divisors (2675967309).

404071040707 is a wasteful number, since it uses less digits than its factorization.

404071040707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675967308.

The product of its (nonzero) digits is 21952, while the sum is 34.

The spelling of 404071040707 in words is "four hundred four billion, seventy-one million, forty thousand, seven hundred seven".