55160550 has 36 divisors (see below), whose sum is σ = 148199220. Its totient is φ = 14709360.

The previous prime is 55160549. The next prime is 55160579. The reversal of 55160550 is 5506155.

55160550 is a `hidden beast` number, since 5 + 5 + 1 + 605 + 50 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 60840 + ... + 61739.

It is an arithmetic number, because the mean of its divisors is an integer number (4116645).

Almost surely, 2^55160550 is an apocalyptic number.

55160550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55160550 is an abundant number, since it is smaller than the sum of its proper divisors (93038670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55160550 is a wasteful number, since it uses less digits than its factorization.

55160550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122597 (or 122589 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 55160550 is about 7427.0148781324. The cubic root of 55160550 is about 380.6649253985.

The spelling of 55160550 in words is "fifty-five million, one hundred sixty thousand, five hundred fifty".