6616003136 has 28 divisors (see below), whose sum is σ = 13552139520. Its totient is φ = 3201290880.

The previous prime is 6616003133. The next prime is 6616003139. The reversal of 6616003136 is 6313006166.

It is an interprime number because it is at equal distance from previous prime (6616003133) and next prime (6616003139).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (6616003133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1665356 + ... + 1669323.

Almost surely, 2^6616003136 is an apocalyptic number.

It is an amenable number.

6616003136 is an abundant number, since it is smaller than the sum of its proper divisors (6936136384).

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

6616003136 is a wasteful number, since it uses less digits than its factorization.

6616003136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3334722 (or 3334712 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 6616003136 is about 81338.8169080421. The cubic root of 6616003136 is about 1877.2923085169.

The spelling of 6616003136 in words is "six billion, six hundred sixteen million, three thousand, one hundred thirty-six".