6345521160 has 128 divisors (see below), whose sum is σ = 20866498560. Its totient is φ = 1530950400.

The previous prime is 6345521123. The next prime is 6345521173. The reversal of 6345521160 is 611255436.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 267129 + ... + 289911.

It is an arithmetic number, because the mean of its divisors is an integer number (163019520).

Almost surely, 2^6345521160 is an apocalyptic number.

6345521160 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6345521160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10433249280).

6345521160 is an abundant number, since it is smaller than the sum of its proper divisors (14520977400).

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

6345521160 is a wasteful number, since it uses less digits than its factorization.

6345521160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23019 (or 23015 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 6345521160 is about 79658.7795537943. The cubic root of 6345521160 is about 1851.3524233071.

Adding to 6345521160 its reverse (611255436), we get a palindrome (6956776596).

The spelling of 6345521160 in words is "six billion, three hundred forty-five million, five hundred twenty-one thousand, one hundred sixty".