70028871344 has 20 divisors (see below), whose sum is σ = 135685062624. Its totient is φ = 35013371328.

The previous prime is 70028871313. The next prime is 70028871371. The reversal of 70028871344 is 44317882007.

It is a junction number, because it is equal to n+sod(n) for n = 70028871295 and 70028871304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916334 + ... + 989810.

Almost surely, 2^70028871344 is an apocalyptic number.

It is an amenable number.

70028871344 is a deficient number, since it is larger than the sum of its proper divisors (65656191280).

70028871344 is a wasteful number, since it uses less digits than its factorization.

70028871344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133052 (or 133046 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 44.

The spelling of 70028871344 in words is "seventy billion, twenty-eight million, eight hundred seventy-one thousand, three hundred forty-four".