63999162 has 12 divisors (see below), whose sum is σ = 138664890. Its totient is φ = 21333048.

The previous prime is 63999127. The next prime is 63999167. The reversal of 63999162 is 26199936.

It is a happy number.

63999162 is a `hidden beast` number, since 639 + 9 + 9 + 1 + 6 + 2 = 666.

63999162 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 41332041 + 22667121 = 6429^2 + 4761^2 .

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (63999167) 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 5 ways as a sum of consecutive naturals, for example, 1777737 + ... + 1777772.

Almost surely, 2^63999162 is an apocalyptic number.

63999162 is an abundant number, since it is smaller than the sum of its proper divisors (74665728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63999162 is a wasteful number, since it uses less digits than its factorization.

63999162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555517 (or 3555514 counting only the distinct ones).

The product of its digits is 157464, while the sum is 45.

The square root of 63999162 is about 7999.9476248286. The cubic root of 63999162 is about 399.9982541590.

The spelling of 63999162 in words is "sixty-three million, nine hundred ninety-nine thousand, one hundred sixty-two".