545243002311 has 64 divisors (see below), whose sum is σ = 888546447360. Its totient is φ = 290302341120.

The previous prime is 545243002309. The next prime is 545243002319. The reversal of 545243002311 is 113200342545.

It is not a de Polignac number, because 545243002311 - 2¹ = 545243002309 is a prime.

It is a super-2 number, since 2×545243002311² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545243002319) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51398770 + ... + 51409376.

It is an arithmetic number, because the mean of its divisors is an integer number (13883538240).

Almost surely, 2^545243002311 is an apocalyptic number.

545243002311 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

545243002311 is a deficient number, since it is larger than the sum of its proper divisors (343303445049).

545243002311 is a wasteful number, since it uses less digits than its factorization.

545243002311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12064.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 545243002311 its reverse (113200342545), we get a palindrome (658443344856).

The spelling of 545243002311 in words is "five hundred forty-five billion, two hundred forty-three million, two thousand, three hundred eleven".