63538229066 has 16 divisors (see below), whose sum is σ = 102656554728. Its totient is φ = 29320228800.

The previous prime is 63538228951. The next prime is 63538229101. The reversal of 63538229066 is 66092283536.

It can be written as a sum of positive squares in 4 ways, for example, as 53116881841 + 10421347225 = 230471^2 + 102085^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58565 + ... + 361256.

Almost surely, 2^63538229066 is an apocalyptic number.

63538229066 is a deficient number, since it is larger than the sum of its proper divisors (39118325662).

63538229066 is a wasteful number, since it uses less digits than its factorization.

63538229066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425657.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 63538229066 in words is "sixty-three billion, five hundred thirty-eight million, two hundred twenty-nine thousand, sixty-six".