63389554 has 4 divisors (see below), whose sum is σ = 95084334. Its totient is φ = 31694776.

The previous prime is 63389527. The next prime is 63389591. The reversal of 63389554 is 45598336.

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., 50623225 + 12766329 = 7115^2 + 3573^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63389554.

It is an unprimeable number.

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, 15847387 + ... + 15847390.

Almost surely, 2^63389554 is an apocalyptic number.

63389554 is a deficient number, since it is larger than the sum of its proper divisors (31694780).

63389554 is a wasteful number, since it uses less digits than its factorization.

63389554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31694779.

The product of its digits is 388800, while the sum is 43.

The square root of 63389554 is about 7961.7557108969. The cubic root of 63389554 is about 398.7241724869.

The spelling of 63389554 in words is "sixty-three million, three hundred eighty-nine thousand, five hundred fifty-four".