55329544 has 16 divisors (see below), whose sum is σ = 107089920. Its totient is φ = 26772240.

The previous prime is 55329523. The next prime is 55329557. The reversal of 55329544 is 44592355.

It is a super-2 number, since 2×55329544² = 6122716878495872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111304 + ... + 111799.

It is an arithmetic number, because the mean of its divisors is an integer number (6693120).

Almost surely, 2^55329544 is an apocalyptic number.

It is an amenable number.

55329544 is a deficient number, since it is larger than the sum of its proper divisors (51760376).

55329544 is a wasteful number, since it uses less digits than its factorization.

55329544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223140 (or 223136 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 55329544 is about 7438.3831576492. The cubic root of 55329544 is about 381.0532736202.

The spelling of 55329544 in words is "fifty-five million, three hundred twenty-nine thousand, five hundred forty-four".