706933400489 has 4 divisors (see below), whose sum is σ = 706935123924. Its totient is φ = 706931677056.

The previous prime is 706933400473. The next prime is 706933400549. The reversal of 706933400489 is 984004339607.

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 385557790489 + 321375610000 = 620933^2 + 566900^2 .

It is a cyclic number.

It is not a de Polignac number, because 706933400489 - 2⁴ = 706933400473 is a prime.

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 706933400489.

It is not an unprimeable number, because it can be changed into a prime (706933400449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147749 + ... + 1198205.

It is an arithmetic number, because the mean of its divisors is an integer number (176733780981).

Almost surely, 2^706933400489 is an apocalyptic number.

It is an amenable number.

706933400489 is a deficient number, since it is larger than the sum of its proper divisors (1723435).

706933400489 is a wasteful number, since it uses less digits than its factorization.

706933400489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1723434.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 706933400489 in words is "seven hundred six billion, nine hundred thirty-three million, four hundred thousand, four hundred eighty-nine".