70854320392 has 16 divisors (see below), whose sum is σ = 134027532540. Its totient is φ = 35113645056.

The previous prime is 70854320387. The next prime is 70854320393. The reversal of 70854320392 is 29302345807.

It can be written as a sum of positive squares in 2 ways, for example, as 54044160676 + 16810159716 = 232474^2 + 129654^2 .

It is not an unprimeable number, because it can be changed into a prime (70854320393) 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, 39188433 + ... + 39190240.

Almost surely, 2^70854320392 is an apocalyptic number.

It is an amenable number.

70854320392 is a deficient number, since it is larger than the sum of its proper divisors (63173212148).

70854320392 is a wasteful number, since it uses less digits than its factorization.

70854320392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78378792 (or 78378788 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 70854320392 in words is "seventy billion, eight hundred fifty-four million, three hundred twenty thousand, three hundred ninety-two".