70822489717 has 6 divisors (see below), whose sum is σ = 82385345238. Its totient is φ = 60704991144.

The previous prime is 70822489697. The next prime is 70822489729. The reversal of 70822489717 is 71798422807.

It can be written as a sum of positive squares in only one way, i.e., 54003252996 + 16819236721 = 232386^2 + 129689^2 .

It is not a de Polignac number, because 70822489717 - 2⁷ = 70822489589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70822489757) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 722678418 + ... + 722678515.

It is an arithmetic number, because the mean of its divisors is an integer number (13730890873).

Almost surely, 2^70822489717 is an apocalyptic number.

It is an amenable number.

70822489717 is a deficient number, since it is larger than the sum of its proper divisors (11562855521).

70822489717 is a wasteful number, since it uses less digits than its factorization.

70822489717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445356947 (or 1445356940 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 55.

The spelling of 70822489717 in words is "seventy billion, eight hundred twenty-two million, four hundred eighty-nine thousand, seven hundred seventeen".