70423889843 has 8 divisors (see below), whose sum is σ = 70735608720. Its totient is φ = 70112541280.

The previous prime is 70423889827. The next prime is 70423889849. The reversal of 70423889843 is 34898832407.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70423889843 - 2⁴ = 70423889827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70423889849) by changing a digit.

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, 292133 + ... + 475593.

It is an arithmetic number, because the mean of its divisors is an integer number (8841951090).

Almost surely, 2^70423889843 is an apocalyptic number.

70423889843 is a deficient number, since it is larger than the sum of its proper divisors (311718877).

70423889843 is a wasteful number, since it uses less digits than its factorization.

70423889843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185157.

The product of its (nonzero) digits is 9289728, while the sum is 56.

The spelling of 70423889843 in words is "seventy billion, four hundred twenty-three million, eight hundred eighty-nine thousand, eight hundred forty-three".