84334475272 has 8 divisors (see below), whose sum is σ = 158127141150. Its totient is φ = 42167237632.

The previous prime is 84334475243. The next prime is 84334475273. The reversal of 84334475272 is 27257443348.

It can be written as a sum of positive squares in only one way, i.e., 55382091556 + 28952383716 = 235334^2 + 170154^2 .

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

It is a super-2 number, since 2×84334475272² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84334475273) 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 as a sum of consecutive naturals, namely, 5270904697 + ... + 5270904712.

Almost surely, 2^84334475272 is an apocalyptic number.

It is an amenable number.

84334475272 is a deficient number, since it is larger than the sum of its proper divisors (73792665878).

84334475272 is a wasteful number, since it uses less digits than its factorization.

84334475272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10541809415 (or 10541809411 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 49.

The spelling of 84334475272 in words is "eighty-four billion, three hundred thirty-four million, four hundred seventy-five thousand, two hundred seventy-two".