545227722545 has 16 divisors (see below), whose sum is σ = 713829722112. Its totient is φ = 396486437760.

The previous prime is 545227722517. The next prime is 545227722547.

545227722545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545227722545 - 2²⁰ = 545226673969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545227722493 and 545227722502.

It is not an unprimeable number, because it can be changed into a prime (545227722547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16652 + ... + 1044381.

It is an arithmetic number, because the mean of its divisors is an integer number (44614357632).

Almost surely, 2^545227722545 is an apocalyptic number.

545227722545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545227722545 is a deficient number, since it is larger than the sum of its proper divisors (168601999567).

545227722545 is a wasteful number, since it uses less digits than its factorization.

545227722545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070392.

The product of its digits is 7840000, while the sum is 50.

The spelling of 545227722545 in words is "five hundred forty-five billion, two hundred twenty-seven million, seven hundred twenty-two thousand, five hundred forty-five".