45314434020421 has 4 divisors (see below), whose sum is σ = 45322155006700. Its totient is φ = 45306713034144.

The previous prime is 45314434020407. The next prime is 45314434020497. The reversal of 45314434020421 is 12402043441354.

It is a happy number.

45314434020421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12142708960321 + 33171725060100 = 3484639^2 + 5759490^2 .

It is a cyclic number.

It is not a de Polignac number, because 45314434020421 - 2²⁷ = 45314299802693 is a prime.

It is a super-2 number, since 2×45314434020421² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45314434020221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3860484336 + ... + 3860496073.

It is an arithmetic number, because the mean of its divisors is an integer number (11330538751675).

Almost surely, 2^{45314434020421} is an apocalyptic number.

It is an amenable number.

45314434020421 is a deficient number, since it is larger than the sum of its proper divisors (7720986279).

45314434020421 is an equidigital number, since it uses as much as digits as its factorization.

45314434020421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7720986278.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 45314434020421 its reverse (12402043441354), we get a palindrome (57716477461775).

The spelling of 45314434020421 in words is "forty-five trillion, three hundred fourteen billion, four hundred thirty-four million, twenty thousand, four hundred twenty-one".