63016520 has 64 divisors (see below), whose sum is σ = 164315520. Its totient is φ = 21302784.

The previous prime is 63016517. The next prime is 63016529. The reversal of 63016520 is 2561036.

It is not an unprimeable number, because it can be changed into a prime (63016529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18899 + ... + 21981.

It is an arithmetic number, because the mean of its divisors is an integer number (2567430).

Almost surely, 2^63016520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63016520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82157760).

63016520 is an abundant number, since it is smaller than the sum of its proper divisors (101299000).

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

63016520 is a wasteful number, since it uses less digits than its factorization.

63016520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3174 (or 3170 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 63016520 is about 7938.2945271639. The cubic root of 63016520 is about 397.9404976575.

Adding to 63016520 its reverse (2561036), we get a palindrome (65577556).

It can be divided in two parts, 63016 and 520, that added together give a palindrome (63536).

The spelling of 63016520 in words is "sixty-three million, sixteen thousand, five hundred twenty".