63166386 has 8 divisors (see below), whose sum is σ = 126332784. Its totient is φ = 21055460.

The previous prime is 63166333. The next prime is 63166387. The reversal of 63166386 is 68366136.

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

63166386 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (63166387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5263860 + ... + 5263871.

It is an arithmetic number, because the mean of its divisors is an integer number (15791598).

Almost surely, 2^63166386 is an apocalyptic number.

63166386 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63166386 is a wasteful number, since it uses less digits than its factorization.

63166386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10527736.

The product of its digits is 93312, while the sum is 39.

The square root of 63166386 is about 7947.7283546936. The cubic root of 63166386 is about 398.2557088440.

The spelling of 63166386 in words is "sixty-three million, one hundred sixty-six thousand, three hundred eighty-six".