63145676 has 12 divisors (see below), whose sum is σ = 120550920. Its totient is φ = 28702560.

The previous prime is 63145669. The next prime is 63145679. The reversal of 63145676 is 67654136.

It is a happy number.

63145676 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (63145679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717521 + ... + 717608.

It is an arithmetic number, because the mean of its divisors is an integer number (10045910).

Almost surely, 2^63145676 is an apocalyptic number.

It is an amenable number.

63145676 is a deficient number, since it is larger than the sum of its proper divisors (57405244).

63145676 is a wasteful number, since it uses less digits than its factorization.

63145676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435144 (or 1435142 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 63145676 is about 7946.4253598709. The cubic root of 63145676 is about 398.2121794829.

The spelling of 63145676 in words is "sixty-three million, one hundred forty-five thousand, six hundred seventy-six".