545020105329999 has 56 divisors (see below), whose sum is σ = 903798701752352. Its totient is φ = 326332204228800.

The previous prime is 545020105329991. The next prime is 545020105330037. The reversal of 545020105329999 is 999923501020545.

545020105329999 is a `hidden beast` number, since 5 + 4 + 5 + 0 + 2 + 0 + 1 + 0 + 532 + 9 + 9 + 99 = 666.

It is not a de Polignac number, because 545020105329999 - 2³ = 545020105329991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545020105329991) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 776808427 + ... + 777509724.

It is an arithmetic number, because the mean of its divisors is an integer number (16139262531292).

Almost surely, 2^{545020105329999} is an apocalyptic number.

545020105329999 is a deficient number, since it is larger than the sum of its proper divisors (358778596422353).

545020105329999 is a wasteful number, since it uses less digits than its factorization.

545020105329999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1554318219 (or 1554318204 counting only the distinct ones).

The product of its (nonzero) digits is 39366000, while the sum is 63.

The spelling of 545020105329999 in words is "five hundred forty-five trillion, twenty billion, one hundred five million, three hundred twenty-nine thousand, nine hundred ninety-nine".