63660115 has 8 divisors (see below), whose sum is σ = 77687280. Its totient is φ = 50064672.

The previous prime is 63660073. The next prime is 63660151. The reversal of 63660115 is 51106636.

63660115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 63660115 - 2¹³ = 63651923 is a prime.

It is a super-2 number, since 2×63660115² = 8105220483626450, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 107604 + ... + 108193.

It is an arithmetic number, because the mean of its divisors is an integer number (9710910).

Almost surely, 2^63660115 is an apocalyptic number.

63660115 is a deficient number, since it is larger than the sum of its proper divisors (14027165).

63660115 is a wasteful number, since it uses less digits than its factorization.

63660115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215861.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 63660115 is about 7978.7289087924. The cubic root of 63660115 is about 399.2906490467.

It can be divided in two parts, 636 and 60115, that multiplied together give a triangular number (38233140 = T₈₇₄₄).

The spelling of 63660115 in words is "sixty-three million, six hundred sixty thousand, one hundred fifteen".