6605151600 has 60 divisors (see below), whose sum is σ = 21158506136. Its totient is φ = 1761373440.

The previous prime is 6605151587. The next prime is 6605151601. The reversal of 6605151600 is 61515066.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6605151601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2750947 + ... + 2753346.

Almost surely, 2^6605151600 is an apocalyptic number.

6605151600 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6605151600 is an abundant number, since it is smaller than the sum of its proper divisors (14553354536).

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

6605151600 is a wasteful number, since it uses less digits than its factorization.

6605151600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504314 (or 5504303 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 6605151600 is about 81272.0837680442. The cubic root of 6605151600 is about 1876.2653716308.

Adding to 6605151600 its reverse (61515066), we get a palindrome (6666666666).

The spelling of 6605151600 in words is "six billion, six hundred five million, one hundred fifty-one thousand, six hundred".