545313313545 has 128 divisors (see below), whose sum is σ = 1182847131648. Its totient is φ = 207159552000.

The previous prime is 545313313507. The next prime is 545313313549.

545313313545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545313313545 - 2¹⁸ = 545313051401 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 545313313497 and 545313313506.

It is not an unprimeable number, because it can be changed into a prime (545313313549) 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 127 ways as a sum of consecutive naturals, for example, 1370245 + ... + 1722845.

It is an arithmetic number, because the mean of its divisors is an integer number (9240993216).

Almost surely, 2^545313313545 is an apocalyptic number.

545313313545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545313313545 is an abundant number, since it is smaller than the sum of its proper divisors (637533818103).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545313313545 is a wasteful number, since it uses less digits than its factorization.

545313313545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352743.

The product of its digits is 810000, while the sum is 42.

It can be divided in two parts, 545313 and 313545, that added together give a palindrome (858858).

The spelling of 545313313545 in words is "five hundred forty-five billion, three hundred thirteen million, three hundred thirteen thousand, five hundred forty-five".