545212644451 has 2 divisors, whose sum is σ = 545212644452. Its totient is φ = 545212644450.

The previous prime is 545212644313. The next prime is 545212644463. The reversal of 545212644451 is 154446212545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545212644451 - 2¹³ = 545212636259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545212644398 and 545212644407.

It is not a weakly prime, because it can be changed into another prime (545212644481) 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 as a sum of consecutive naturals, namely, 272606322225 + 272606322226.

It is an arithmetic number, because the mean of its divisors is an integer number (272606322226).

Almost surely, 2^545212644451 is an apocalyptic number.

545212644451 is a deficient number, since it is larger than the sum of its proper divisors (1).

545212644451 is an equidigital number, since it uses as much as digits as its factorization.

545212644451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768000, while the sum is 43.

Adding to 545212644451 its reverse (154446212545), we get a palindrome (699658856996).

The spelling of 545212644451 in words is "five hundred forty-five billion, two hundred twelve million, six hundred forty-four thousand, four hundred fifty-one".