665362388342 has 8 divisors (see below), whose sum is σ = 998159538600. Its totient is φ = 332642542144.

The previous prime is 665362388333. The next prime is 665362388399. The reversal of 665362388342 is 243883263566.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19304492 + ... + 19338927.

It is an arithmetic number, because the mean of its divisors is an integer number (124769942325).

Almost surely, 2^665362388342 is an apocalyptic number.

665362388342 is a deficient number, since it is larger than the sum of its proper divisors (332797150258).

665362388342 is a wasteful number, since it uses less digits than its factorization.

665362388342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38652030.

The product of its digits is 29859840, while the sum is 56.

The spelling of 665362388342 in words is "six hundred sixty-five billion, three hundred sixty-two million, three hundred eighty-eight thousand, three hundred forty-two".