665250302652 has 48 divisors (see below), whose sum is σ = 1671733876512. Its totient is φ = 204682694400.

The previous prime is 665250302627. The next prime is 665250302677. The reversal of 665250302652 is 256203052566.

It is an interprime number because it is at equal distance from previous prime (665250302627) and next prime (665250302677).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3641902 + ... + 3820202.

It is an arithmetic number, because the mean of its divisors is an integer number (34827789094).

Almost surely, 2^665250302652 is an apocalyptic number.

It is an amenable number.

665250302652 is an abundant number, since it is smaller than the sum of its proper divisors (1006483573860).

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

665250302652 is a wasteful number, since it uses less digits than its factorization.

665250302652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202238 (or 202236 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 665250302652 in words is "six hundred sixty-five billion, two hundred fifty million, three hundred two thousand, six hundred fifty-two".