70440443406670 has 16 divisors (see below), whose sum is σ = 134251198022448. Its totient is φ = 26518755164800.

The previous prime is 70440443406659. The next prime is 70440443406733. The reversal of 70440443406670 is 7660434404407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207177774556 + ... + 207177774895.

It is an arithmetic number, because the mean of its divisors is an integer number (8390699876403).

Almost surely, 2^{70440443406670} is an apocalyptic number.

70440443406670 is a deficient number, since it is larger than the sum of its proper divisors (63810754615778).

70440443406670 is a wasteful number, since it uses less digits than its factorization.

70440443406670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414355549475.

The product of its (nonzero) digits is 5419008, while the sum is 49.

The spelling of 70440443406670 in words is "seventy trillion, four hundred forty billion, four hundred forty-three million, four hundred six thousand, six hundred seventy".