45545252242201 has 8 divisors (see below), whose sum is σ = 45971362644840. Its totient is φ = 45119546314752.

The previous prime is 45545252242163. The next prime is 45545252242247. The reversal of 45545252242201 is 10224225254554.

It can be written as a sum of positive squares in 4 ways, for example, as 4249514259225 + 41295737982976 = 2061435^2 + 6426176^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45545252242201 - 2¹⁵ = 45545252209433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45545252242001) 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, 100892536 + ... + 101342953.

It is an arithmetic number, because the mean of its divisors is an integer number (5746420330605).

Almost surely, 2^{45545252242201} is an apocalyptic number.

It is an amenable number.

45545252242201 is a deficient number, since it is larger than the sum of its proper divisors (426110402639).

45545252242201 is a wasteful number, since it uses less digits than its factorization.

45545252242201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202237595.

The product of its (nonzero) digits is 1280000, while the sum is 43.

Adding to 45545252242201 its reverse (10224225254554), we get a palindrome (55769477496755).

The spelling of 45545252242201 in words is "forty-five trillion, five hundred forty-five billion, two hundred fifty-two million, two hundred forty-two thousand, two hundred one".