65450142 has 12 divisors (see below), whose sum is σ = 141808680. Its totient is φ = 21816708.

The previous prime is 65450137. The next prime is 65450167. The reversal of 65450142 is 24105456.

65450142 is a `hidden beast` number, since 654 + 5 + 0 + 1 + 4 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1818042 + ... + 1818077.

It is an arithmetic number, because the mean of its divisors is an integer number (11817390).

Almost surely, 2^65450142 is an apocalyptic number.

65450142 is an abundant number, since it is smaller than the sum of its proper divisors (76358538).

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

65450142 is a wasteful number, since it uses less digits than its factorization.

65450142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3636127 (or 3636124 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 65450142 is about 8090.1262042072. The cubic root of 65450142 is about 402.9985940796.

Adding to 65450142 its reverse (24105456), we get a palindrome (89555598).

The spelling of 65450142 in words is "sixty-five million, four hundred fifty thousand, one hundred forty-two".