63690158 has 8 divisors (see below), whose sum is σ = 109183152. Its totient is φ = 27295776.

The previous prime is 63690127. The next prime is 63690191. The reversal of 63690158 is 85109636.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 2274635 + ... + 2274662.

It is an arithmetic number, because the mean of its divisors is an integer number (13647894).

Almost surely, 2^63690158 is an apocalyptic number.

63690158 is a deficient number, since it is larger than the sum of its proper divisors (45492994).

63690158 is a wasteful number, since it uses less digits than its factorization.

63690158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4549306.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 63690158 is about 7980.6113800886. The cubic root of 63690158 is about 399.3534513335.

The spelling of 63690158 in words is "sixty-three million, six hundred ninety thousand, one hundred fifty-eight".