70844478417168 has 20 divisors (see below), whose sum is σ = 183014902577808. Its totient is φ = 23614826139040.

The previous prime is 70844478417133. The next prime is 70844478417173. The reversal of 70844478417168 is 86171487444807.

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, 737963316798 + ... + 737963316893.

Almost surely, 2^{70844478417168} is an apocalyptic number.

It is an amenable number.

70844478417168 is an abundant number, since it is smaller than the sum of its proper divisors (112170424160640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70844478417168 is a wasteful number, since it uses less digits than its factorization.

70844478417168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475926633702 (or 1475926633696 counting only the distinct ones).

The product of its (nonzero) digits is 269746176, while the sum is 69.

The spelling of 70844478417168 in words is "seventy trillion, eight hundred forty-four billion, four hundred seventy-eight million, four hundred seventeen thousand, one hundred sixty-eight".