55154744 has 8 divisors (see below), whose sum is σ = 103415160. Its totient is φ = 27577368.

The previous prime is 55154707. The next prime is 55154761. The reversal of 55154744 is 44745155.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3447164 + ... + 3447179.

It is an arithmetic number, because the mean of its divisors is an integer number (12926895).

Almost surely, 2^55154744 is an apocalyptic number.

It is an amenable number.

55154744 is a deficient number, since it is larger than the sum of its proper divisors (48260416).

55154744 is a wasteful number, since it uses less digits than its factorization.

55154744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6894349 (or 6894345 counting only the distinct ones).

The product of its digits is 56000, while the sum is 35.

The square root of 55154744 is about 7426.6239974836. The cubic root of 55154744 is about 380.6515691254.

Adding to 55154744 its reverse (44745155), we get a palindrome (99899899).

The spelling of 55154744 in words is "fifty-five million, one hundred fifty-four thousand, seven hundred forty-four".