6665261124 has 24 divisors (see below), whose sum is σ = 15554764960. Its totient is φ = 2221398144.

The previous prime is 6665261101. The next prime is 6665261129. The reversal of 6665261124 is 4211625666.

It is a super-3 number, since 3×6665261124³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (6665261129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40092 + ... + 122220.

Almost surely, 2^6665261124 is an apocalyptic number.

It is an amenable number.

6665261124 is an abundant number, since it is smaller than the sum of its proper divisors (8889503836).

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

6665261124 is a wasteful number, since it uses less digits than its factorization.

6665261124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88899 (or 88897 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 6665261124 is about 81641.0504831975. The cubic root of 6665261124 is about 1881.9397818367.

The spelling of 6665261124 in words is "six billion, six hundred sixty-five million, two hundred sixty-one thousand, one hundred twenty-four".