55051544 has 8 divisors (see below), whose sum is σ = 103221660. Its totient is φ = 27525768.

The previous prime is 55051537. The next prime is 55051583. The reversal of 55051544 is 44515055.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

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, 3440714 + ... + 3440729.

Almost surely, 2^55051544 is an apocalyptic number.

It is an amenable number.

55051544 is a deficient number, since it is larger than the sum of its proper divisors (48170116).

55051544 is a wasteful number, since it uses less digits than its factorization.

55051544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6881449 (or 6881445 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 55051544 is about 7419.6727690647. The cubic root of 55051544 is about 380.4140086091.

Adding to 55051544 its reverse (44515055), we get a palindrome (99566599).

The spelling of 55051544 in words is "fifty-five million, fifty-one thousand, five hundred forty-four".