6465061100 has 72 divisors (see below), whose sum is σ = 14152302528. Its totient is φ = 2563444800.

The previous prime is 6465061079. The next prime is 6465061103. The reversal of 6465061100 is 11605646.

It is not an unprimeable number, because it can be changed into a prime (6465061103) 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, 7321259 + ... + 7322141.

Almost surely, 2^6465061100 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 6465061100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7076151264).

6465061100 is an abundant number, since it is smaller than the sum of its proper divisors (7687241428).

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

6465061100 is a wasteful number, since it uses less digits than its factorization.

6465061100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455 (or 1448 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 6465061100 is about 80405.6036604415. The cubic root of 6465061100 is about 1862.9057272638.

Adding to 6465061100 its reverse (11605646), we get a palindrome (6476666746).

The spelling of 6465061100 in words is "six billion, four hundred sixty-five million, sixty-one thousand, one hundred".