445145414513 has 16 divisors (see below), whose sum is σ = 481277101440. Its totient is φ = 410285865600.

The previous prime is 445145414503. The next prime is 445145414561. The reversal of 445145414513 is 315414541544.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 445145414513 - 2⁶ = 445145414449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (445145414503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14882333 + ... + 14912213.

It is an arithmetic number, because the mean of its divisors is an integer number (30079818840).

Almost surely, 2^445145414513 is an apocalyptic number.

It is an amenable number.

445145414513 is a deficient number, since it is larger than the sum of its proper divisors (36131686927).

445145414513 is a wasteful number, since it uses less digits than its factorization.

445145414513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51128.

The product of its digits is 384000, while the sum is 41.

The spelling of 445145414513 in words is "four hundred forty-five billion, one hundred forty-five million, four hundred fourteen thousand, five hundred thirteen".