665002346654 has 8 divisors (see below), whose sum is σ = 1013856036888. Its totient is φ = 327050334360.

The previous prime is 665002346639. The next prime is 665002346663. The reversal of 665002346654 is 456643200566.

It is a happy number.

665002346654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 665002346599 and 665002346608.

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, 2725419332 + ... + 2725419575.

It is an arithmetic number, because the mean of its divisors is an integer number (126732004611).

Almost surely, 2^665002346654 is an apocalyptic number.

665002346654 is a deficient number, since it is larger than the sum of its proper divisors (348853690234).

665002346654 is a wasteful number, since it uses less digits than its factorization.

665002346654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5450838970.

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 665002346654 in words is "six hundred sixty-five billion, two million, three hundred forty-six thousand, six hundred fifty-four".