70707517056 has 512 divisors, whose sum is σ = 239355648000. Its totient is φ = 20340080640.

The previous prime is 70707517051. The next prime is 70707517061. The reversal of 70707517056 is 65071570707.

It is an interprime number because it is at equal distance from previous prime (70707517051) and next prime (70707517061).

It is not an unprimeable number, because it can be changed into a prime (70707517051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 168752815 + ... + 168753233.

It is an arithmetic number, because the mean of its divisors is an integer number (467491500).

Almost surely, 2^70707517056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70707517056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119677824000).

70707517056 is an abundant number, since it is smaller than the sum of its proper divisors (168648130944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70707517056 is a wasteful number, since it uses less digits than its factorization.

70707517056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669 (or 651 counting only the distinct ones).

The product of its (nonzero) digits is 360150, while the sum is 45.

The spelling of 70707517056 in words is "seventy billion, seven hundred seven million, five hundred seventeen thousand, fifty-six".