65959142 has 16 divisors (see below), whose sum is σ = 102477312. Its totient is φ = 31820040.

The previous prime is 65959139. The next prime is 65959169. The reversal of 65959142 is 24195956.

It is a self number, because there is not a number n which added to its sum of digits gives 65959142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1733 + ... + 11615.

It is an arithmetic number, because the mean of its divisors is an integer number (6404832).

Almost surely, 2^65959142 is an apocalyptic number.

65959142 is a deficient number, since it is larger than the sum of its proper divisors (36518170).

65959142 is a wasteful number, since it uses less digits than its factorization.

65959142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10003.

The product of its digits is 97200, while the sum is 41.

The square root of 65959142 is about 8121.5233792682. The cubic root of 65959142 is about 404.0405924314.

The spelling of 65959142 in words is "sixty-five million, nine hundred fifty-nine thousand, one hundred forty-two".