55112558 has 8 divisors (see below), whose sum is σ = 82700352. Its totient is φ = 27545776.

The previous prime is 55112537. The next prime is 55112579. The reversal of 55112558 is 85521155.

It is an interprime number because it is at equal distance from previous prime (55112537) and next prime (55112579).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 7466 + ... + 12882.

It is an arithmetic number, because the mean of its divisors is an integer number (10337544).

Almost surely, 2^55112558 is an apocalyptic number.

55112558 is a deficient number, since it is larger than the sum of its proper divisors (27587794).

55112558 is a wasteful number, since it uses less digits than its factorization.

55112558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10506.

The product of its digits is 10000, while the sum is 32.

The square root of 55112558 is about 7423.7832673105. The cubic root of 55112558 is about 380.5544951974.

The spelling of 55112558 in words is "fifty-five million, one hundred twelve thousand, five hundred fifty-eight".