840703672033 has 4 divisors (see below), whose sum is σ = 849027470868. Its totient is φ = 832379873200.

The previous prime is 840703671991. The next prime is 840703672097. The reversal of 840703672033 is 330276307048.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 606939157969 + 233764514064 = 779063^2 + 483492^2 .

It is a cyclic number.

It is not a de Polignac number, because 840703672033 - 2²⁵ = 840670117601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (840703672933) 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, 4161899266 + ... + 4161899467.

It is an arithmetic number, because the mean of its divisors is an integer number (212256867717).

Almost surely, 2^840703672033 is an apocalyptic number.

It is an amenable number.

840703672033 is a deficient number, since it is larger than the sum of its proper divisors (8323798835).

840703672033 is a wasteful number, since it uses less digits than its factorization.

840703672033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8323798834.

The product of its (nonzero) digits is 508032, while the sum is 43.

The spelling of 840703672033 in words is "eight hundred forty billion, seven hundred three million, six hundred seventy-two thousand, thirty-three".