545045212507 has 2 divisors, whose sum is σ = 545045212508. Its totient is φ = 545045212506.

The previous prime is 545045212501. The next prime is 545045212519. The reversal of 545045212507 is 705212540545.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545045212507 - 2³⁵ = 510685474139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545045212507.

It is not a weakly prime, because it can be changed into another prime (545045212501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272522606253 + 272522606254.

It is an arithmetic number, because the mean of its divisors is an integer number (272522606254).

Almost surely, 2^545045212507 is an apocalyptic number.

545045212507 is a deficient number, since it is larger than the sum of its proper divisors (1).

545045212507 is an equidigital number, since it uses as much as digits as its factorization.

545045212507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280000, while the sum is 40.

The spelling of 545045212507 in words is "five hundred forty-five billion, forty-five million, two hundred twelve thousand, five hundred seven".