70070791302728 has 64 divisors (see below), whose sum is σ = 135383458179840. Its totient is φ = 33974923336704.

The previous prime is 70070791302719. The next prime is 70070791302763. The reversal of 70070791302728 is 82720319707007.

It is a self number, because there is not a number n which added to its sum of digits gives 70070791302728.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275886851 + ... + 276140717.

It is an arithmetic number, because the mean of its divisors is an integer number (2115366534060).

Almost surely, 2^{70070791302728} is an apocalyptic number.

It is an amenable number.

70070791302728 is a deficient number, since it is larger than the sum of its proper divisors (65312666877112).

70070791302728 is a wasteful number, since it uses less digits than its factorization.

70070791302728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257014 (or 257010 counting only the distinct ones).

The product of its (nonzero) digits is 2074464, while the sum is 53.

The spelling of 70070791302728 in words is "seventy trillion, seventy billion, seven hundred ninety-one million, three hundred two thousand, seven hundred twenty-eight".