1452981543200 has 288 divisors, whose sum is σ = 4087740867840. Its totient is φ = 498763699200.

The previous prime is 1452981543187. The next prime is 1452981543241. The reversal of 1452981543200 is 23451892541.

It is a super-2 number, since 2×1452981543200² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47302247 + ... + 47332953.

It is an arithmetic number, because the mean of its divisors is an integer number (14193544680).

Almost surely, 2^{1452981543200} is an apocalyptic number.

1452981543200 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 1452981543200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2043870433920).

1452981543200 is an abundant number, since it is smaller than the sum of its proper divisors (2634759324640).

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

1452981543200 is a wasteful number, since it uses less digits than its factorization.

1452981543200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31040 (or 31027 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 1452981543200 in words is "one trillion, four hundred fifty-two billion, nine hundred eighty-one million, five hundred forty-three thousand, two hundred".