6610051600 has 120 divisors (see below), whose sum is σ = 16074685440. Its totient is φ = 2611968000.

The previous prime is 6610051597. The next prime is 6610051603. The reversal of 6610051600 is 61500166.

It is an interprime number because it is at equal distance from previous prime (6610051597) and next prime (6610051603).

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

It is not an unprimeable number, because it can be changed into a prime (6610051603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18412221 + ... + 18412579.

It is an arithmetic number, because the mean of its divisors is an integer number (133955712).

Almost surely, 2^6610051600 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6610051600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8037342720).

6610051600 is an abundant number, since it is smaller than the sum of its proper divisors (9464633840).

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

6610051600 is a wasteful number, since it uses less digits than its factorization.

6610051600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809 (or 798 counting only the distinct ones).

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

The square root of 6610051600 is about 81302.2238318239. The cubic root of 6610051600 is about 1876.7292231001.

Adding to 6610051600 its reverse (61500166), we get a palindrome (6671551766).

The spelling of 6610051600 in words is "six billion, six hundred ten million, fifty-one thousand, six hundred".