4678564475626 has 4 divisors (see below), whose sum is σ = 7017846713442. Its totient is φ = 2339282237812.

The previous prime is 4678564475623. The next prime is 4678564475639. The reversal of 4678564475626 is 6265744658764.

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., 3520497937401 + 1158066538225 = 1876299^2 + 1076135^2 .

It is not an unprimeable number, because it can be changed into a prime (4678564475623) 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, 1169641118905 + ... + 1169641118908.

Almost surely, 2^{4678564475626} is an apocalyptic number.

4678564475626 is a deficient number, since it is larger than the sum of its proper divisors (2339282237816).

4678564475626 is a wasteful number, since it uses less digits than its factorization.

4678564475626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339282237815.

The product of its digits is 1625702400, while the sum is 70.

The spelling of 4678564475626 in words is "four trillion, six hundred seventy-eight billion, five hundred sixty-four million, four hundred seventy-five thousand, six hundred twenty-six".