45553242321 has 8 divisors (see below), whose sum is σ = 67486284960. Its totient is φ = 30368828196.

The previous prime is 45553242289. The next prime is 45553242409. The reversal of 45553242321 is 12324235554.

45553242321 is a `hidden beast` number, since 4 + 5 + 5 + 5 + 324 + 2 + 321 = 666.

45553242321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45553242321 - 2⁵ = 45553242289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45553442321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 843578535 + ... + 843578588.

It is an arithmetic number, because the mean of its divisors is an integer number (8435785620).

Almost surely, 2^45553242321 is an apocalyptic number.

It is an amenable number.

45553242321 is a deficient number, since it is larger than the sum of its proper divisors (21933042639).

45553242321 is a wasteful number, since it uses less digits than its factorization.

45553242321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687157132 (or 1687157126 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

Adding to 45553242321 its reverse (12324235554), we get a palindrome (57877477875).

The spelling of 45553242321 in words is "forty-five billion, five hundred fifty-three million, two hundred forty-two thousand, three hundred twenty-one".