545557585755545 has 24 divisors (see below), whose sum is σ = 724009657515648. Its totient is φ = 394334986620960.

The previous prime is 545557585755491. The next prime is 545557585755569.

545557585755545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545557585755545 - 2¹⁶ = 545557585690009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 545557585755545.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2765999777 + ... + 2766197006.

It is an arithmetic number, because the mean of its divisors is an integer number (30167069063152).

Almost surely, 2^{545557585755545} is an apocalyptic number.

545557585755545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545557585755545 is a deficient number, since it is larger than the sum of its proper divisors (178452071760103).

545557585755545 is a wasteful number, since it uses less digits than its factorization.

545557585755545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5532196973 (or 5532196962 counting only the distinct ones).

The product of its digits is 61250000000, while the sum is 80.

The spelling of 545557585755545 in words is "five hundred forty-five trillion, five hundred fifty-seven billion, five hundred eighty-five million, seven hundred fifty-five thousand, five hundred forty-five".