55123242332 has 12 divisors (see below), whose sum is σ = 96468252720. Its totient is φ = 27560884416.

The previous prime is 55123242331. The next prime is 55123242341. The reversal of 55123242332 is 23324232155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55123242331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5969 + ... + 332087.

It is an arithmetic number, because the mean of its divisors is an integer number (8039021060).

Almost surely, 2^55123242332 is an apocalyptic number.

It is an amenable number.

55123242332 is a deficient number, since it is larger than the sum of its proper divisors (41345010388).

55123242332 is a wasteful number, since it uses less digits than its factorization.

55123242332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368380 (or 368378 counting only the distinct ones).

The product of its digits is 43200, while the sum is 32.

Adding to 55123242332 its reverse (23324232155), we get a palindrome (78447474487).

The spelling of 55123242332 in words is "fifty-five billion, one hundred twenty-three million, two hundred forty-two thousand, three hundred thirty-two".