70445863408 has 10 divisors (see below), whose sum is σ = 136488860384. Its totient is φ = 35222931696.

The previous prime is 70445863373. The next prime is 70445863427. The reversal of 70445863408 is 80436854407.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2201433216 + ... + 2201433247.

Almost surely, 2^70445863408 is an apocalyptic number.

It is an amenable number.

70445863408 is a deficient number, since it is larger than the sum of its proper divisors (66042996976).

70445863408 is a wasteful number, since it uses less digits than its factorization.

70445863408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4402866471 (or 4402866465 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 49.

Subtracting 70445863408 from its reverse (80436854407), we obtain a palindrome (9990990999).

The spelling of 70445863408 in words is "seventy billion, four hundred forty-five million, eight hundred sixty-three thousand, four hundred eight".