55423252241 has 32 divisors (see below), whose sum is σ = 66594528000. Its totient is φ = 45123563520.

The previous prime is 55423252231. The next prime is 55423252279. The reversal of 55423252241 is 14225232455.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-55423252241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55423252231) 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, 4053785 + ... + 4067433.

It is an arithmetic number, because the mean of its divisors is an integer number (2081079000).

Almost surely, 2^55423252241 is an apocalyptic number.

It is an amenable number.

55423252241 is a deficient number, since it is larger than the sum of its proper divisors (11171275759).

55423252241 is a wasteful number, since it uses less digits than its factorization.

55423252241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14009.

The product of its digits is 96000, while the sum is 35.

Adding to 55423252241 its reverse (14225232455), we get a palindrome (69648484696).

The spelling of 55423252241 in words is "fifty-five billion, four hundred twenty-three million, two hundred fifty-two thousand, two hundred forty-one".