4372449994368 has 512 divisors, whose sum is σ = 14045096448000. Its totient is φ = 1351318256640.

The previous prime is 4372449994361. The next prime is 4372449994487. The reversal of 4372449994368 is 8634999442734.

It is a happy number.

4372449994368 is a `hidden beast` number, since 4 + 3 + 72 + 4 + 499 + 9 + 4 + 3 + 68 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 4372449994296 and 4372449994305.

It is not an unprimeable number, because it can be changed into a prime (4372449994361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 249974103 + ... + 249991593.

It is an arithmetic number, because the mean of its divisors is an integer number (27431829000).

Almost surely, 2^{4372449994368} is an apocalyptic number.

4372449994368 is a gapful number since it is divisible by the number (48) 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 4372449994368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7022548224000).

4372449994368 is an abundant number, since it is smaller than the sum of its proper divisors (9672646453632).

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

4372449994368 is an equidigital number, since it uses as much as digits as its factorization.

4372449994368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17592 (or 17562 counting only the distinct ones).

The product of its digits is 1128701952, while the sum is 72.

The spelling of 4372449994368 in words is "four trillion, three hundred seventy-two billion, four hundred forty-nine million, nine hundred ninety-four thousand, three hundred sixty-eight".