6665533152 has 48 divisors (see below), whose sum is σ = 17515934352. Its totient is φ = 2219443200.

The previous prime is 6665533141. The next prime is 6665533177. The reversal of 6665533152 is 2513355666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×6665533152² = 88858664400822110208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52902 + ... + 127002.

It is an arithmetic number, because the mean of its divisors is an integer number (364915299).

Almost surely, 2^6665533152 is an apocalyptic number.

It is an amenable number.

6665533152 is an abundant number, since it is smaller than the sum of its proper divisors (10850401200).

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

6665533152 is a wasteful number, since it uses less digits than its factorization.

6665533152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75051 (or 75043 counting only the distinct ones).

The product of its digits is 486000, while the sum is 42.

The square root of 6665533152 is about 81642.7164663205. The cubic root of 6665533152 is about 1881.9653839019.

The spelling of 6665533152 in words is "six billion, six hundred sixty-five million, five hundred thirty-three thousand, one hundred fifty-two".