55150232 has 16 divisors (see below), whose sum is σ = 103526640. Its totient is φ = 27543136.

The previous prime is 55150231. The next prime is 55150243. The reversal of 55150232 is 23205155.

It is a junction number, because it is equal to n+sod(n) for n = 55150198 and 55150207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55150231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4358 + ... + 11370.

It is an arithmetic number, because the mean of its divisors is an integer number (6470415).

Almost surely, 2^55150232 is an apocalyptic number.

It is an amenable number.

55150232 is a deficient number, since it is larger than the sum of its proper divisors (48376408).

55150232 is a wasteful number, since it uses less digits than its factorization.

55150232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8002 (or 7998 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 55150232 is about 7426.3202193280. The cubic root of 55150232 is about 380.6411889563.

Adding to 55150232 its reverse (23205155), we get a palindrome (78355387).

The spelling of 55150232 in words is "fifty-five million, one hundred fifty thousand, two hundred thirty-two".