70543272168 has 64 divisors (see below), whose sum is σ = 196182168000. Its totient is φ = 23486988096.

The previous prime is 70543272161. The next prime is 70543272169. The reversal of 70543272168 is 86127234507.

70543272168 is a `hidden beast` number, since 7 + 0 + 543 + 27 + 21 + 68 = 666.

It is not an unprimeable number, because it can be changed into a prime (70543272161) 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 15 ways as a sum of consecutive naturals, for example, 4555 + ... + 375642.

It is an arithmetic number, because the mean of its divisors is an integer number (3065346375).

Almost surely, 2^70543272168 is an apocalyptic number.

It is an amenable number.

70543272168 is an abundant number, since it is smaller than the sum of its proper divisors (125638895832).

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

70543272168 is a wasteful number, since it uses less digits than its factorization.

70543272168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381071 (or 381061 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 70543272168 in words is "seventy billion, five hundred forty-three million, two hundred seventy-two thousand, one hundred sixty-eight".