1442552520000 has 280 divisors, whose sum is σ = 4774525737696. Its totient is φ = 384268544000.

The previous prime is 1442552519983. The next prime is 1442552520007. The reversal of 1442552520000 is 252552441.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 1442552520000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442552520007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 121554067 + ... + 121565933.

Almost surely, 2^{1442552520000} is an apocalyptic number.

1442552520000 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 1442552520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2387262868848).

1442552520000 is an abundant number, since it is smaller than the sum of its proper divisors (3331973217696).

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

1442552520000 is a wasteful number, since it uses less digits than its factorization.

1442552520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12915 (or 12890 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 1442552520000 in words is "one trillion, four hundred forty-two billion, five hundred fifty-two million, five hundred twenty thousand".