6453762216 has 128 divisors (see below), whose sum is σ = 17812569600. Its totient is φ = 1932353280.

The previous prime is 6453762209. The next prime is 6453762229. The reversal of 6453762216 is 6122673546.

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, 14568091 + ... + 14568533.

It is an arithmetic number, because the mean of its divisors is an integer number (139160700).

Almost surely, 2^6453762216 is an apocalyptic number.

6453762216 is a gapful number since it is divisible by the number (66) 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 6453762216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8906284800).

6453762216 is an abundant number, since it is smaller than the sum of its proper divisors (11358807384).

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

6453762216 is a wasteful number, since it uses less digits than its factorization.

6453762216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999 (or 995 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 6453762216 is about 80335.3111402452. The cubic root of 6453762216 is about 1861.8198375612.

The spelling of 6453762216 in words is "six billion, four hundred fifty-three million, seven hundred sixty-two thousand, two hundred sixteen".