55412044 has 12 divisors (see below), whose sum is σ = 102675384. Its totient is φ = 26076224.

The previous prime is 55412041. The next prime is 55412081. The reversal of 55412044 is 44021455.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55412041) 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, 407374 + ... + 407509.

It is an arithmetic number, because the mean of its divisors is an integer number (8556282).

Almost surely, 2^55412044 is an apocalyptic number.

It is an amenable number.

55412044 is a deficient number, since it is larger than the sum of its proper divisors (47263340).

55412044 is a wasteful number, since it uses less digits than its factorization.

55412044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814904 (or 814902 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 55412044 is about 7443.9266519761. The cubic root of 55412044 is about 381.2425714220.

Adding to 55412044 its reverse (44021455), we get a palindrome (99433499).

The spelling of 55412044 in words is "fifty-five million, four hundred twelve thousand, forty-four".