70502994449 has 2 divisors, whose sum is σ = 70502994450. Its totient is φ = 70502994448.

The previous prime is 70502994427. The next prime is 70502994491. The reversal of 70502994449 is 94449920507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40157354449 + 30345640000 = 200393^2 + 174200^2 .

It is a cyclic number.

It is not a de Polignac number, because 70502994449 - 2²⁰ = 70501945873 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 70502994449.

It is not a weakly prime, because it can be changed into another prime (70502996449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35251497224 + 35251497225.

It is an arithmetic number, because the mean of its divisors is an integer number (35251497225).

Almost surely, 2^70502994449 is an apocalyptic number.

It is an amenable number.

70502994449 is a deficient number, since it is larger than the sum of its proper divisors (1).

70502994449 is an equidigital number, since it uses as much as digits as its factorization.

70502994449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 70502994449 in words is "seventy billion, five hundred two million, nine hundred ninety-four thousand, four hundred forty-nine".