70078140448 has 24 divisors (see below), whose sum is σ = 137977601580. Its totient is φ = 35036209920.

The previous prime is 70078140437. The next prime is 70078140463. The reversal of 70078140448 is 84404187007.

It can be written as a sum of positive squares in 2 ways, for example, as 69288979984 + 789160464 = 263228^2 + 28092^2 .

It is a super-2 number, since 2×70078140448² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340558 + ... + 506098.

Almost surely, 2^70078140448 is an apocalyptic number.

It is an amenable number.

70078140448 is a deficient number, since it is larger than the sum of its proper divisors (67899461132).

70078140448 is a wasteful number, since it uses less digits than its factorization.

70078140448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178780 (or 178772 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 43.

The spelling of 70078140448 in words is "seventy billion, seventy-eight million, one hundred forty thousand, four hundred forty-eight".