1448645371200 has 504 divisors, whose sum is σ = 5599078156152. Its totient is φ = 353752842240.

The previous prime is 1448645371157. The next prime is 1448645371231. The reversal of 1448645371200 is 21735468441.

1448645371200 is a `hidden beast` number, since 1 + 4 + 48 + 64 + 537 + 12 + 0 + 0 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 685601856 + 1447959769344 = 26184^2 + 1203312^2 .

It is a super-2 number, since 2×1448645371200² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8977632 + ... + 9137568.

Almost surely, 2^{1448645371200} is an apocalyptic number.

1448645371200 is a gapful number since it is divisible by the number (10) 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 1448645371200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2799539078076).

1448645371200 is an abundant number, since it is smaller than the sum of its proper divisors (4150432784952).

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

1448645371200 is a wasteful number, since it uses less digits than its factorization.

1448645371200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160019 (or 160001 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 1448645371200 in words is "one trillion, four hundred forty-eight billion, six hundred forty-five million, three hundred seventy-one thousand, two hundred".