70939936833 has 4 divisors (see below), whose sum is σ = 94586582448. Its totient is φ = 47293291220.

The previous prime is 70939936831. The next prime is 70939936889. The reversal of 70939936833 is 33863993907.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70939936833 - 2¹ = 70939936831 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70939936831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11823322803 + ... + 11823322808.

It is an arithmetic number, because the mean of its divisors is an integer number (23646645612).

Almost surely, 2^70939936833 is an apocalyptic number.

It is an amenable number.

70939936833 is a deficient number, since it is larger than the sum of its proper divisors (23646645615).

70939936833 is a wasteful number, since it uses less digits than its factorization.

70939936833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23646645614.

The product of its (nonzero) digits is 19840464, while the sum is 60.

The spelling of 70939936833 in words is "seventy billion, nine hundred thirty-nine million, nine hundred thirty-six thousand, eight hundred thirty-three".