1040604433666 has 16 divisors (see below), whose sum is σ = 1784220825600. Its totient is φ = 445891451040.

The previous prime is 1040604433651. The next prime is 1040604433669. The reversal of 1040604433666 is 6663344060401.

It is not an unprimeable number, because it can be changed into a prime (1040604433669) 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, 6744130 + ... + 6896701.

It is an arithmetic number, because the mean of its divisors is an integer number (111513801600).

Almost surely, 2^{1040604433666} is an apocalyptic number.

1040604433666 is a deficient number, since it is larger than the sum of its proper divisors (743616391934).

1040604433666 is a wasteful number, since it uses less digits than its factorization.

1040604433666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13646289.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 1040604433666 in words is "one trillion, forty billion, six hundred four million, four hundred thirty-three thousand, six hundred sixty-six".