55180588 has 24 divisors (see below), whose sum is σ = 103229280. Its totient is φ = 25745280.

The previous prime is 55180571. The next prime is 55180603. The reversal of 55180588 is 88508155.

It is a self number, because there is not a number n which added to its sum of digits gives 55180588.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3543 + ... + 11086.

It is an arithmetic number, because the mean of its divisors is an integer number (4301220).

Almost surely, 2^55180588 is an apocalyptic number.

It is an amenable number.

55180588 is a deficient number, since it is larger than the sum of its proper divisors (48048692).

55180588 is a wasteful number, since it uses less digits than its factorization.

55180588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14697 (or 14695 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 40.

The square root of 55180588 is about 7428.3637498442. The cubic root of 55180588 is about 380.7110141360.

The spelling of 55180588 in words is "fifty-five million, one hundred eighty thousand, five hundred eighty-eight".