63163140 has 24 divisors (see below), whose sum is σ = 176856960. Its totient is φ = 16843488.

The previous prime is 63163123. The next prime is 63163187. The reversal of 63163140 is 4136136.

It is a self number, because there is not a number n which added to its sum of digits gives 63163140.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526300 + ... + 526419.

It is an arithmetic number, because the mean of its divisors is an integer number (7369040).

Almost surely, 2^63163140 is an apocalyptic number.

63163140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63163140 is an abundant number, since it is smaller than the sum of its proper divisors (113693820).

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

63163140 is a wasteful number, since it uses less digits than its factorization.

63163140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052731 (or 1052729 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 63163140 is about 7947.5241427755. The cubic root of 63163140 is about 398.2488868603.

Adding to 63163140 its reverse (4136136), we get a palindrome (67299276).

The spelling of 63163140 in words is "sixty-three million, one hundred sixty-three thousand, one hundred forty".