65113642 has 16 divisors (see below), whose sum is σ = 110224800. Its totient is φ = 28576240.

The previous prime is 65113637. The next prime is 65113663. The reversal of 65113642 is 24631156.

65113642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 65113642.

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 7 ways as a sum of consecutive naturals, for example, 50392 + ... + 51667.

It is an arithmetic number, because the mean of its divisors is an integer number (6889050).

Almost surely, 2^65113642 is an apocalyptic number.

65113642 is a deficient number, since it is larger than the sum of its proper divisors (45111158).

65113642 is a wasteful number, since it uses less digits than its factorization.

65113642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102101.

The product of its digits is 4320, while the sum is 28.

The square root of 65113642 is about 8069.3024481674. The cubic root of 65113642 is about 402.3067590843.

Adding to 65113642 its reverse (24631156), we get a palindrome (89744798).

It can be divided in two parts, 6511 and 3642, that added together give a triangular number (10153 = T₁₄₂).

The spelling of 65113642 in words is "sixty-five million, one hundred thirteen thousand, six hundred forty-two".