1445520021314 has 32 divisors (see below), whose sum is σ = 2197692000000. Its totient is φ = 713018785024.

The previous prime is 1445520021311. The next prime is 1445520021329. The reversal of 1445520021314 is 4131200255441.

It is not an unprimeable number, because it can be changed into a prime (1445520021311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137676437 + ... + 137686935.

It is an arithmetic number, because the mean of its divisors is an integer number (68677875000).

Almost surely, 2^{1445520021314} is an apocalyptic number.

1445520021314 is a deficient number, since it is larger than the sum of its proper divisors (752171978686).

1445520021314 is a wasteful number, since it uses less digits than its factorization.

1445520021314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13402.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 1445520021314 its reverse (4131200255441), we get a palindrome (5576720276755).

The spelling of 1445520021314 in words is "one trillion, four hundred forty-five billion, five hundred twenty million, twenty-one thousand, three hundred fourteen".