65163142 has 48 divisors (see below), whose sum is σ = 116753328. Its totient is φ = 27025920.

The previous prime is 65163139. The next prime is 65163151. The reversal of 65163142 is 24136156.

It is a self number, because there is not a number n which added to its sum of digits gives 65163142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235108 + ... + 235384.

It is an arithmetic number, because the mean of its divisors is an integer number (2432361).

Almost surely, 2^65163142 is an apocalyptic number.

65163142 is a deficient number, since it is larger than the sum of its proper divisors (51590186).

65163142 is a wasteful number, since it uses less digits than its factorization.

65163142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 344 counting only the distinct ones).

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

The square root of 65163142 is about 8072.3690450821. The cubic root of 65163142 is about 402.4086790495.

Adding to 65163142 its reverse (24136156), we get a palindrome (89299298).

The spelling of 65163142 in words is "sixty-five million, one hundred sixty-three thousand, one hundred forty-two".