4453945921600 has 672 divisors, whose sum is σ = 13744410936320. Its totient is φ = 1386422231040.

The previous prime is 4453945921591. The next prime is 4453945921639. The reversal of 4453945921600 is 61295493544.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 527526979 + ... + 527535421.

Almost surely, 2^{4453945921600} is an apocalyptic number.

4453945921600 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 4453945921600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6872205468160).

4453945921600 is an abundant number, since it is smaller than the sum of its proper divisors (9290465014720).

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

4453945921600 is a wasteful number, since it uses less digits than its factorization.

4453945921600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8595 (or 8580 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 4453945921600 in words is "four trillion, four hundred fifty-three billion, nine hundred forty-five million, nine hundred twenty-one thousand, six hundred".