6665361052 has 12 divisors (see below), whose sum is σ = 13330722160. Its totient is φ = 2856583296.

The previous prime is 6665360983. The next prime is 6665361091. The reversal of 6665361052 is 2501635666.

It is a happy number.

6665361052 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 6665360996 and 6665361014.

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, 119024277 + ... + 119024332.

Almost surely, 2^6665361052 is an apocalyptic number.

It is an amenable number.

6665361052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6665361052 is a wasteful number, since it uses less digits than its factorization.

6665361052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238048620 (or 238048618 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 6665361052 is about 81641.6624769486. The cubic root of 6665361052 is about 1881.9491866965.

The spelling of 6665361052 in words is "six billion, six hundred sixty-five million, three hundred sixty-one thousand, fifty-two".