4447973376 has 312 divisors, whose sum is σ = 16028673024. Its totient is φ = 1154580480.

The previous prime is 4447973371. The next prime is 4447973377. The reversal of 4447973376 is 6733797444.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (4447973371) 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, 2837745 + ... + 2839311.

It is an arithmetic number, because the mean of its divisors is an integer number (51373952).

Almost surely, 2^4447973376 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 4447973376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8014336512).

4447973376 is an abundant number, since it is smaller than the sum of its proper divisors (11580699648).

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

4447973376 is a wasteful number, since it uses less digits than its factorization.

4447973376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615 (or 1590 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 54.

The square root of 4447973376 is about 66693.1284016577. The cubic root of 4447973376 is about 1644.5764224460.

It can be divided in two parts, 44479 and 73376, that added together give a triangular number (117855 = T₄₈₅).

The spelling of 4447973376 in words is "four billion, four hundred forty-seven million, nine hundred seventy-three thousand, three hundred seventy-six".