445034405413 has 24 divisors (see below), whose sum is σ = 494299418760. Its totient is φ = 400258160640.

The previous prime is 445034405399. The next prime is 445034405419. The reversal of 445034405413 is 314504430544.

It can be written as a sum of positive squares in 12 ways, for example, as 440946465444 + 4087939969 = 664038^2 + 63937^2 .

It is not a de Polignac number, because 445034405413 - 2³³ = 436444470821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445034405419) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5314573 + ... + 5397661.

It is an arithmetic number, because the mean of its divisors is an integer number (20595809115).

Almost surely, 2^445034405413 is an apocalyptic number.

It is an amenable number.

445034405413 is a deficient number, since it is larger than the sum of its proper divisors (49265013347).

445034405413 is a wasteful number, since it uses less digits than its factorization.

445034405413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83929 (or 83916 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 445034405413 its reverse (314504430544), we get a palindrome (759538835957).

The spelling of 445034405413 in words is "four hundred forty-five billion, thirty-four million, four hundred five thousand, four hundred thirteen".