70806805016 has 8 divisors (see below), whose sum is σ = 132762759420. Its totient is φ = 35403402504.

The previous prime is 70806804989. The next prime is 70806805019. The reversal of 70806805016 is 61050860807.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70806805019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4425425306 + ... + 4425425321.

Almost surely, 2^70806805016 is an apocalyptic number.

It is an amenable number.

70806805016 is a deficient number, since it is larger than the sum of its proper divisors (61955954404).

70806805016 is a wasteful number, since it uses less digits than its factorization.

70806805016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8850850633 (or 8850850629 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 70806805016 in words is "seventy billion, eight hundred six million, eight hundred five thousand, sixteen".