70443733670 has 32 divisors (see below), whose sum is σ = 135464486400. Its totient is φ = 26296037856.

The previous prime is 70443733601. The next prime is 70443733729. The reversal of 70443733670 is 7633734407.

It is a super-2 number, since 2×70443733670² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 2754110 + ... + 2779569.

It is an arithmetic number, because the mean of its divisors is an integer number (4233265200).

Almost surely, 2^70443733670 is an apocalyptic number.

70443733670 is a deficient number, since it is larger than the sum of its proper divisors (65020752730).

70443733670 is a wasteful number, since it uses less digits than its factorization.

70443733670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5533772.

The product of its (nonzero) digits is 889056, while the sum is 44.

The spelling of 70443733670 in words is "seventy billion, four hundred forty-three million, seven hundred thirty-three thousand, six hundred seventy".