70706026729 has 16 divisors (see below), whose sum is σ = 77938907200. Its totient is φ = 63730328256.

The previous prime is 70706026687. The next prime is 70706026759. The reversal of 70706026729 is 92762060707.

It is a cyclic number.

It is not a de Polignac number, because 70706026729 - 2¹¹ = 70706024681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70706026759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2073187 + ... + 2107015.

It is an arithmetic number, because the mean of its divisors is an integer number (4871181700).

Almost surely, 2^70706026729 is an apocalyptic number.

It is an amenable number.

70706026729 is a deficient number, since it is larger than the sum of its proper divisors (7232880471).

70706026729 is a wasteful number, since it uses less digits than its factorization.

70706026729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37624.

The product of its (nonzero) digits is 444528, while the sum is 46.

The spelling of 70706026729 in words is "seventy billion, seven hundred six million, twenty-six thousand, seven hundred twenty-nine".