545013232423331 has 96 divisors (see below), whose sum is σ = 678585312018432. Its totient is φ = 428505174060480.

The previous prime is 545013232423273. The next prime is 545013232423391. The reversal of 545013232423331 is 133324232310545.

It is a de Polignac number, because none of the positive numbers 2^k-545013232423331 is a prime.

It is a super-2 number, since 2×545013232423331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (545013232423391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9238892246 + ... + 9238951236.

It is an arithmetic number, because the mean of its divisors is an integer number (7068597000192).

Almost surely, 2^{545013232423331} is an apocalyptic number.

545013232423331 is a deficient number, since it is larger than the sum of its proper divisors (133572079595101).

545013232423331 is a wasteful number, since it uses less digits than its factorization.

545013232423331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59917 (or 59898 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 545013232423331 its reverse (133324232310545), we get a palindrome (678337464733876).

The spelling of 545013232423331 in words is "five hundred forty-five trillion, thirteen billion, two hundred thirty-two million, four hundred twenty-three thousand, three hundred thirty-one".