70071021280823 has 16 divisors (see below), whose sum is σ = 71791505228160. Its totient is φ = 68360451899136.

The previous prime is 70071021280807. The next prime is 70071021280837. The reversal of 70071021280823 is 32808212017007.

It is a cyclic number.

It is not a de Polignac number, because 70071021280823 - 2⁴ = 70071021280807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70071021280423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16673315 + ... + 20448507.

It is an arithmetic number, because the mean of its divisors is an integer number (4486969076760).

Almost surely, 2^{70071021280823} is an apocalyptic number.

70071021280823 is a deficient number, since it is larger than the sum of its proper divisors (1720483947337).

70071021280823 is a wasteful number, since it uses less digits than its factorization.

70071021280823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3776506.

The product of its (nonzero) digits is 75264, while the sum is 41.

The spelling of 70071021280823 in words is "seventy trillion, seventy-one billion, twenty-one million, two hundred eighty thousand, eight hundred twenty-three".