70754738289 has 4 divisors (see below), whose sum is σ = 94339651056. Its totient is φ = 47169825524.

The previous prime is 70754738279. The next prime is 70754738377. The reversal of 70754738289 is 98283745707.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70754738289 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70754738279) 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, 11792456379 + ... + 11792456384.

It is an arithmetic number, because the mean of its divisors is an integer number (23584912764).

Almost surely, 2^70754738289 is an apocalyptic number.

It is an amenable number.

70754738289 is a deficient number, since it is larger than the sum of its proper divisors (23584912767).

70754738289 is a wasteful number, since it uses less digits than its factorization.

70754738289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23584912766.

The product of its (nonzero) digits is 23708160, while the sum is 60.

The spelling of 70754738289 in words is "seventy billion, seven hundred fifty-four million, seven hundred thirty-eight thousand, two hundred eighty-nine".