1004406707677 has 4 divisors (see below), whose sum is σ = 1021430550240. Its totient is φ = 987382865116.

The previous prime is 1004406707671. The next prime is 1004406707723. The reversal of 1004406707677 is 7767076044001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1004406707677 - 2³ = 1004406707669 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1004406707677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004406707671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8511921193 + ... + 8511921310.

It is an arithmetic number, because the mean of its divisors is an integer number (255357637560).

Almost surely, 2^{1004406707677} is an apocalyptic number.

It is an amenable number.

1004406707677 is a deficient number, since it is larger than the sum of its proper divisors (17023842563).

1004406707677 is an equidigital number, since it uses as much as digits as its factorization.

1004406707677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17023842562.

The product of its (nonzero) digits is 1382976, while the sum is 49.

The spelling of 1004406707677 in words is "one trillion, four billion, four hundred six million, seven hundred seven thousand, six hundred seventy-seven".