4194566480 has 90 divisors (see below), whose sum is σ = 10579248666. Its totient is φ = 1545982464.

The previous prime is 4194566413. The next prime is 4194566489. The reversal of 4194566480 is 846654914.

It is a happy number.

It can be written as a sum of positive squares in 9 ways, for example, as 3973033024 + 221533456 = 63032^2 + 14884^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4194566489) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7530362 + ... + 7530918.

Almost surely, 2^4194566480 is an apocalyptic number.

4194566480 is a gapful number since it is divisible by the number (40) 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 4194566480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5289624333).

4194566480 is an abundant number, since it is smaller than the sum of its proper divisors (6384682186).

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

4194566480 is an equidigital number, since it uses as much as digits as its factorization.

4194566480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153 (or 577 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 4194566480 is about 64765.4729003039. The cubic root of 4194566480 is about 1612.7325841221.

The spelling of 4194566480 in words is "four billion, one hundred ninety-four million, five hundred sixty-six thousand, four hundred eighty".