1445441442450 has 24 divisors (see below), whose sum is σ = 3584694777648. Its totient is φ = 385451051280.

The previous prime is 1445441442449. The next prime is 1445441442457. The reversal of 1445441442450 is 542441445441.

It is not an unprimeable number, because it can be changed into a prime (1445441442457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4818137992 + ... + 4818138291.

It is an arithmetic number, because the mean of its divisors is an integer number (149362282402).

Almost surely, 2^{1445441442450} is an apocalyptic number.

1445441442450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1445441442450 is an abundant number, since it is smaller than the sum of its proper divisors (2139253335198).

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

1445441442450 is a wasteful number, since it uses less digits than its factorization.

1445441442450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9636276298 (or 9636276293 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 42.

Adding to 1445441442450 its reverse (542441445441), we get a palindrome (1987882887891).

The spelling of 1445441442450 in words is "one trillion, four hundred forty-five billion, four hundred forty-one million, four hundred forty-two thousand, four hundred fifty".