478016486653 has 2 divisors, whose sum is σ = 478016486654. Its totient is φ = 478016486652.

The previous prime is 478016486627. The next prime is 478016486681. The reversal of 478016486653 is 356684610874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 476601071769 + 1415414884 = 690363^2 + 37622^2 .

It is a cyclic number.

It is not a de Polignac number, because 478016486653 - 2⁵ = 478016486621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478016496653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239008243326 + 239008243327.

It is an arithmetic number, because the mean of its divisors is an integer number (239008243327).

Almost surely, 2^478016486653 is an apocalyptic number.

It is an amenable number.

478016486653 is a deficient number, since it is larger than the sum of its proper divisors (1).

478016486653 is an equidigital number, since it uses as much as digits as its factorization.

478016486653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23224320, while the sum is 58.

The spelling of 478016486653 in words is "four hundred seventy-eight billion, sixteen million, four hundred eighty-six thousand, six hundred fifty-three".