70444034447 has 2 divisors, whose sum is σ = 70444034448. Its totient is φ = 70444034446.

The previous prime is 70444034329. The next prime is 70444034449. The reversal of 70444034447 is 74443044407.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70444034447 - 2⁸ = 70444034191 is a prime.

Together with 70444034449, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70444034449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35222017223 + 35222017224.

It is an arithmetic number, because the mean of its divisors is an integer number (35222017224).

Almost surely, 2^70444034447 is an apocalyptic number.

70444034447 is a deficient number, since it is larger than the sum of its proper divisors (1).

70444034447 is an equidigital number, since it uses as much as digits as its factorization.

70444034447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 602112, while the sum is 41.

The spelling of 70444034447 in words is "seventy billion, four hundred forty-four million, thirty-four thousand, four hundred forty-seven".