63116740 has 12 divisors (see below), whose sum is σ = 132545196. Its totient is φ = 25246688.

The previous prime is 63116737. The next prime is 63116771. The reversal of 63116740 is 4761136.

It can be written as a sum of positive squares in 2 ways, for example, as 21977344 + 41139396 = 4688^2 + 6414^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63116699 and 63116708.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1577899 + ... + 1577938.

It is an arithmetic number, because the mean of its divisors is an integer number (11045433).

Almost surely, 2^63116740 is an apocalyptic number.

It is an amenable number.

63116740 is an abundant number, since it is smaller than the sum of its proper divisors (69428456).

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

63116740 is a wasteful number, since it uses less digits than its factorization.

63116740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155846 (or 3155844 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 63116740 is about 7944.6044583730. The cubic root of 63116740 is about 398.1513443428.

Adding to 63116740 its reverse (4761136), we get a palindrome (67877876).

It can be divided in two parts, 631 and 16740, that added together give a palindrome (17371).

The spelling of 63116740 in words is "sixty-three million, one hundred sixteen thousand, seven hundred forty".