145166885303455 has 16 divisors (see below), whose sum is σ = 175041964720800. Its totient is φ = 115573435095168.

The previous prime is 145166885303381. The next prime is 145166885303563. The reversal of 145166885303455 is 554303588661541.

It is a cyclic number.

It is not a de Polignac number, because 145166885303455 - 2⁷ = 145166885303327 is a prime.

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, 65265480 + ... + 67453069.

It is an arithmetic number, because the mean of its divisors is an integer number (10940122795050).

Almost surely, 2^{145166885303455} is an apocalyptic number.

145166885303455 is a deficient number, since it is larger than the sum of its proper divisors (29875079417345).

145166885303455 is a wasteful number, since it uses less digits than its factorization.

145166885303455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132719610.

The product of its (nonzero) digits is 207360000, while the sum is 64.

The spelling of 145166885303455 in words is "one hundred forty-five trillion, one hundred sixty-six billion, eight hundred eighty-five million, three hundred three thousand, four hundred fifty-five".