6511606000 has 40 divisors (see below), whose sum is σ = 15745068144. Its totient is φ = 2604641600.

The previous prime is 6511605943. The next prime is 6511606037. The reversal of 6511606000 is 6061156.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 1625902 + ... + 1629901.

Almost surely, 2^6511606000 is an apocalyptic number.

It is an amenable number.

6511606000 is an abundant number, since it is smaller than the sum of its proper divisors (9233462144).

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

6511606000 is a wasteful number, since it uses less digits than its factorization.

6511606000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255826 (or 3255810 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 6511606000 is about 80694.5227385354. The cubic root of 6511606000 is about 1867.3656750019.

Adding to 6511606000 its reverse (6061156), we get a palindrome (6517667156).

The spelling of 6511606000 in words is "six billion, five hundred eleven million, six hundred six thousand".