6665353142 has 8 divisors (see below), whose sum is σ = 11426319696. Its totient is φ = 2856579912.

The previous prime is 6665353141. The next prime is 6665353153. The reversal of 6665353142 is 2413535666.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6665353142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6665353141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238048313 + ... + 238048340.

It is an arithmetic number, because the mean of its divisors is an integer number (1428289962).

Almost surely, 2^6665353142 is an apocalyptic number.

6665353142 is a deficient number, since it is larger than the sum of its proper divisors (4760966554).

6665353142 is a wasteful number, since it uses less digits than its factorization.

6665353142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476096662.

The product of its digits is 388800, while the sum is 41.

The square root of 6665353142 is about 81641.6140335307. The cubic root of 6665353142 is about 1881.9484422395.

The spelling of 6665353142 in words is "six billion, six hundred sixty-five million, three hundred fifty-three thousand, one hundred forty-two".