6423546304445 has 16 divisors (see below), whose sum is σ = 7994556414000. Its totient is φ = 4948880875008.

The previous prime is 6423546304433. The next prime is 6423546304463. The reversal of 6423546304445 is 5444036453246.

It can be written as a sum of positive squares in 8 ways, for example, as 170328601 + 6423375975844 = 13051^2 + 2534438^2 .

It is a cyclic number.

It is not a de Polignac number, because 6423546304445 - 2¹⁸ = 6423546042301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6423546304393 and 6423546304402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56884880 + ... + 56997689.

It is an arithmetic number, because the mean of its divisors is an integer number (499659775875).

Almost surely, 2^{6423546304445} is an apocalyptic number.

It is an amenable number.

6423546304445 is a deficient number, since it is larger than the sum of its proper divisors (1571010109555).

6423546304445 is a wasteful number, since it uses less digits than its factorization.

6423546304445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113882992.

The product of its (nonzero) digits is 16588800, while the sum is 50.

The spelling of 6423546304445 in words is "six trillion, four hundred twenty-three billion, five hundred forty-six million, three hundred four thousand, four hundred forty-five".