70844884816212 has 144 divisors (see below), whose sum is σ = 201028659511680. Its totient is φ = 20886093446400.

The previous prime is 70844884816193. The next prime is 70844884816253. The reversal of 70844884816212 is 21261848844807.

70844884816212 is a `hidden beast` number, since 7 + 0 + 8 + 4 + 4 + 88 + 481 + 62 + 12 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 70844884816212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18145464 + ... + 21701327.

It is an arithmetic number, because the mean of its divisors is an integer number (1396032357720).

Almost surely, 2^{70844884816212} is an apocalyptic number.

It is an amenable number.

70844884816212 is an abundant number, since it is smaller than the sum of its proper divisors (130183774695468).

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

70844884816212 is a wasteful number, since it uses less digits than its factorization.

70844884816212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39846974 (or 39846969 counting only the distinct ones).

The product of its (nonzero) digits is 44040192, while the sum is 63.

The spelling of 70844884816212 in words is "seventy trillion, eight hundred forty-four billion, eight hundred eighty-four million, eight hundred sixteen thousand, two hundred twelve".