70020228864 has 72 divisors (see below), whose sum is σ = 197318071440. Its totient is φ = 21967126528.

The previous prime is 70020228851. The next prime is 70020228907. The reversal of 70020228864 is 46882202007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2668479 + ... + 2694590.

It is an arithmetic number, because the mean of its divisors is an integer number (2740528770).

Almost surely, 2^70020228864 is an apocalyptic number.

It is an amenable number.

70020228864 is an abundant number, since it is smaller than the sum of its proper divisors (127297842576).

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

70020228864 is a wasteful number, since it uses less digits than its factorization.

70020228864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5363105 (or 5363091 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The spelling of 70020228864 in words is "seventy billion, twenty million, two hundred twenty-eight thousand, eight hundred sixty-four".