63130536 has 128 divisors (see below), whose sum is σ = 205286400. Its totient is φ = 17599680.

The previous prime is 63130523. The next prime is 63130577. The reversal of 63130536 is 63503136.

63130536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 31 ways as a sum of consecutive naturals, for example, 64531 + ... + 65501.

It is an arithmetic number, because the mean of its divisors is an integer number (1603800).

Almost surely, 2^63130536 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 63130536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102643200).

63130536 is an abundant number, since it is smaller than the sum of its proper divisors (142155864).

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

63130536 is a wasteful number, since it uses less digits than its factorization.

63130536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036 (or 1026 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 63130536 is about 7945.4726731643. The cubic root of 63130536 is about 398.1803514165.

The spelling of 63130536 in words is "sixty-three million, one hundred thirty thousand, five hundred thirty-six".