4456169472 has 120 divisors (see below), whose sum is σ = 12584100816. Its totient is φ = 1397751808.

The previous prime is 4456169461. The next prime is 4456169479. The reversal of 4456169472 is 2749616544.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4456169479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 832918 + ... + 838250.

Almost surely, 2^4456169472 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 4456169472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6292050408).

4456169472 is an abundant number, since it is smaller than the sum of its proper divisors (8127931344).

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

4456169472 is an equidigital number, since it uses as much as digits as its factorization.

4456169472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5381 (or 5355 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 48.

The square root of 4456169472 is about 66754.5464519084. The cubic root of 4456169472 is about 1645.5859335525.

The spelling of 4456169472 in words is "four billion, four hundred fifty-six million, one hundred sixty-nine thousand, four hundred seventy-two".