63476219045 has 4 divisors (see below), whose sum is σ = 76171462860. Its totient is φ = 50780975232.

The previous prime is 63476219011. The next prime is 63476219047. The reversal of 63476219045 is 54091267436.

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

It can be written as a sum of positive squares in 2 ways, for example, as 27364438084 + 36111780961 = 165422^2 + 190031^2 .

It is a cyclic number.

It is not a de Polignac number, because 63476219045 - 2⁸ = 63476218789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63476219047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6347621900 + ... + 6347621909.

It is an arithmetic number, because the mean of its divisors is an integer number (19042865715).

Almost surely, 2^63476219045 is an apocalyptic number.

It is an amenable number.

63476219045 is a deficient number, since it is larger than the sum of its proper divisors (12695243815).

63476219045 is a wasteful number, since it uses less digits than its factorization.

63476219045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12695243814.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 63476219045 in words is "sixty-three billion, four hundred seventy-six million, two hundred nineteen thousand, forty-five".