545154044142887 has 2 divisors, whose sum is σ = 545154044142888. Its totient is φ = 545154044142886.

The previous prime is 545154044142821. The next prime is 545154044142913. The reversal of 545154044142887 is 788241440451545.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545154044142887 - 2¹⁶ = 545154044077351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545154094142887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272577022071443 + 272577022071444.

It is an arithmetic number, because the mean of its divisors is an integer number (272577022071444).

Almost surely, 2^{545154044142887} is an apocalyptic number.

545154044142887 is a deficient number, since it is larger than the sum of its proper divisors (1).

545154044142887 is an equidigital number, since it uses as much as digits as its factorization.

545154044142887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 114688000, while the sum is 62.

The spelling of 545154044142887 in words is "five hundred forty-five trillion, one hundred fifty-four billion, forty-four million, one hundred forty-two thousand, eight hundred eighty-seven".