1040126336666 has 8 divisors (see below), whose sum is σ = 1560193844724. Its totient is φ = 520061721760.

The previous prime is 1040126336647. The next prime is 1040126336671. The reversal of 1040126336666 is 6666336210401.

It can be written as a sum of positive squares in 2 ways, for example, as 1010268224641 + 29858112025 = 1005121^2 + 172795^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 946166 + ... + 1724958.

Almost surely, 2^{1040126336666} is an apocalyptic number.

1040126336666 is a deficient number, since it is larger than the sum of its proper divisors (520067508058).

1040126336666 is an equidigital number, since it uses as much as digits as its factorization.

1040126336666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446576.

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 1040126336666 in words is "one trillion, forty billion, one hundred twenty-six million, three hundred thirty-six thousand, six hundred sixty-six".