54221165241 has 32 divisors (see below), whose sum is σ = 80593904640. Its totient is φ = 32267087424.

The previous prime is 54221165231. The next prime is 54221165249. The reversal of 54221165241 is 14256112245.

It is a happy number.

It is not a de Polignac number, because 54221165241 - 2²¹ = 54219068089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54221165249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220810 + ... + 396483.

It is an arithmetic number, because the mean of its divisors is an integer number (2518559520).

Almost surely, 2^54221165241 is an apocalyptic number.

It is an amenable number.

54221165241 is a deficient number, since it is larger than the sum of its proper divisors (26372739399).

54221165241 is a wasteful number, since it uses less digits than its factorization.

54221165241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617405.

The product of its digits is 19200, while the sum is 33.

Adding to 54221165241 its reverse (14256112245), we get a palindrome (68477277486).

The spelling of 54221165241 in words is "fifty-four billion, two hundred twenty-one million, one hundred sixty-five thousand, two hundred forty-one".