70520324224 has 64 divisors (see below), whose sum is σ = 160997909760. Its totient is φ = 30140504064.

The previous prime is 70520324221. The next prime is 70520324249. The reversal of 70520324224 is 42242302507.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×70520324224² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (70520324221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221604 + ... + 436060.

It is an arithmetic number, because the mean of its divisors is an integer number (2515592340).

Almost surely, 2^70520324224 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 70520324224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80498954880).

70520324224 is an abundant number, since it is smaller than the sum of its proper divisors (90477585536).

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

70520324224 is a wasteful number, since it uses less digits than its factorization.

70520324224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214845 (or 214833 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

The spelling of 70520324224 in words is "seventy billion, five hundred twenty million, three hundred twenty-four thousand, two hundred twenty-four".