55512944 has 10 divisors (see below), whose sum is σ = 107556360. Its totient is φ = 27756464.

The previous prime is 55512911. The next prime is 55512979. The reversal of 55512944 is 44921555.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1734764 + ... + 1734795.

It is an arithmetic number, because the mean of its divisors is an integer number (10755636).

Almost surely, 2^55512944 is an apocalyptic number.

It is an amenable number.

55512944 is a deficient number, since it is larger than the sum of its proper divisors (52043416).

55512944 is a wasteful number, since it uses less digits than its factorization.

55512944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3469567 (or 3469561 counting only the distinct ones).

The product of its digits is 36000, while the sum is 35.

The square root of 55512944 is about 7450.7009066262. The cubic root of 55512944 is about 381.4738331226.

The spelling of 55512944 in words is "fifty-five million, five hundred twelve thousand, nine hundred forty-four".