45501222543 has 16 divisors (see below), whose sum is σ = 69339987456. Its totient is φ = 25998901920.

The previous prime is 45501222539. The next prime is 45501222643. The reversal of 45501222543 is 34522210554.

It is a happy number.

It is not a de Polignac number, because 45501222543 - 2² = 45501222539 is a prime.

It is a super-2 number, since 2×45501222543² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45501222523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274105 + ... + 407597.

It is an arithmetic number, because the mean of its divisors is an integer number (4333749216).

Almost surely, 2^45501222543 is an apocalyptic number.

45501222543 is a deficient number, since it is larger than the sum of its proper divisors (23838764913).

45501222543 is a wasteful number, since it uses less digits than its factorization.

45501222543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149734.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 45501222543 in words is "forty-five billion, five hundred one million, two hundred twenty-two thousand, five hundred forty-three".