64522476585874 has 4 divisors (see below), whose sum is σ = 96783714878814. Its totient is φ = 32261238292936.

The previous prime is 64522476585859. The next prime is 64522476585881. The reversal of 64522476585874 is 47858567422546.

64522476585874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 60635920626649 + 3886555959225 = 7786907^2 + 1971435^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64522476585797 and 64522476585806.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16130619146467 + ... + 16130619146470.

Almost surely, 2^{64522476585874} is an apocalyptic number.

64522476585874 is a deficient number, since it is larger than the sum of its proper divisors (32261238292940).

64522476585874 is a wasteful number, since it uses less digits than its factorization.

64522476585874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32261238292939.

The product of its digits is 3612672000, while the sum is 73.

The spelling of 64522476585874 in words is "sixty-four trillion, five hundred twenty-two billion, four hundred seventy-six million, five hundred eighty-five thousand, eight hundred seventy-four".