3455448144320 has 168 divisors, whose sum is σ = 8620445100960. Its totient is φ = 1319186851840.

The previous prime is 3455448144289. The next prime is 3455448144329. The reversal of 3455448144320 is 234418445543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455448144329) 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, 78015941 + ... + 78060219.

It is an arithmetic number, because the mean of its divisors is an integer number (51312173220).

Almost surely, 2^{3455448144320} 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 3455448144320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4310222550480).

3455448144320 is an abundant number, since it is smaller than the sum of its proper divisors (5164996956640).

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

3455448144320 is a wasteful number, since it uses less digits than its factorization.

3455448144320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44803 (or 44770 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 47.

The spelling of 3455448144320 in words is "three trillion, four hundred fifty-five billion, four hundred forty-eight million, one hundred forty-four thousand, three hundred twenty".