45553142243 has 16 divisors (see below), whose sum is σ = 53299969536. Its totient is φ = 38117096640.

The previous prime is 45553142227. The next prime is 45553142281. The reversal of 45553142243 is 34224135554.

It is not a de Polignac number, because 45553142243 - 2⁴ = 45553142227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45553142197 and 45553142206.

It is not an unprimeable number, because it can be changed into a prime (45553142213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 536258 + ... + 615368.

It is an arithmetic number, because the mean of its divisors is an integer number (3331248096).

Almost surely, 2^45553142243 is an apocalyptic number.

45553142243 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

45553142243 is a deficient number, since it is larger than the sum of its proper divisors (7746827293).

45553142243 is a wasteful number, since it uses less digits than its factorization.

45553142243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81074.

The product of its digits is 288000, while the sum is 38.

Adding to 45553142243 its reverse (34224135554), we get a palindrome (79777277797).

The spelling of 45553142243 in words is "forty-five billion, five hundred fifty-three million, one hundred forty-two thousand, two hundred forty-three".