70857073835 has 4 divisors (see below), whose sum is σ = 85028488608. Its totient is φ = 56685659064.

The previous prime is 70857073823. The next prime is 70857073853. The reversal of 70857073835 is 53837075807.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70857073835 - 2³² = 66562106539 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 7085707379 + ... + 7085707388.

It is an arithmetic number, because the mean of its divisors is an integer number (21257122152).

Almost surely, 2^70857073835 is an apocalyptic number.

70857073835 is a deficient number, since it is larger than the sum of its proper divisors (14171414773).

70857073835 is a wasteful number, since it uses less digits than its factorization.

70857073835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14171414772.

The product of its (nonzero) digits is 4939200, while the sum is 53.

The spelling of 70857073835 in words is "seventy billion, eight hundred fifty-seven million, seventy-three thousand, eight hundred thirty-five".