404942648707 has 8 divisors (see below), whose sum is σ = 415997240400. Its totient is φ = 393893856864.

The previous prime is 404942648641. The next prime is 404942648717. The reversal of 404942648707 is 707846249404.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404942648707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404942648717) 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, 1308232 + ... + 1587877.

It is an arithmetic number, because the mean of its divisors is an integer number (51999655050).

Almost surely, 2^404942648707 is an apocalyptic number.

404942648707 is a deficient number, since it is larger than the sum of its proper divisors (11054591693).

404942648707 is a wasteful number, since it uses less digits than its factorization.

404942648707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2899925.

The product of its (nonzero) digits is 10838016, while the sum is 55.

The spelling of 404942648707 in words is "four hundred four billion, nine hundred forty-two million, six hundred forty-eight thousand, seven hundred seven".