63116538 has 8 divisors (see below), whose sum is σ = 126233088. Its totient is φ = 21038844.

The previous prime is 63116503. The next prime is 63116539. The reversal of 63116538 is 83561136.

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

63116538 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 63116499 and 63116508.

It is not an unprimeable number, because it can be changed into a prime (63116539) 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, 5259706 + ... + 5259717.

It is an arithmetic number, because the mean of its divisors is an integer number (15779136).

Almost surely, 2^63116538 is an apocalyptic number.

63116538 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.

63116538 is a wasteful number, since it uses less digits than its factorization.

63116538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10519428.

The product of its digits is 12960, while the sum is 33.

The square root of 63116538 is about 7944.5917453322. The cubic root of 63116538 is about 398.1509195920.

The spelling of 63116538 in words is "sixty-three million, one hundred sixteen thousand, five hundred thirty-eight".