55271112 has 48 divisors (see below), whose sum is σ = 149635440. Its totient is φ = 17005248.

The previous prime is 55271101. The next prime is 55271123. The reversal of 55271112 is 21117255.

It is an interprime number because it is at equal distance from previous prime (55271101) and next prime (55271123).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2758 + ... + 10869.

It is an arithmetic number, because the mean of its divisors is an integer number (3117405).

Almost surely, 2^55271112 is an apocalyptic number.

55271112 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

55271112 is an abundant number, since it is smaller than the sum of its proper divisors (94364328).

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

55271112 is a wasteful number, since it uses less digits than its factorization.

55271112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13662 (or 13645 counting only the distinct ones).

The product of its digits is 700, while the sum is 24.

The square root of 55271112 is about 7434.4543848221. The cubic root of 55271112 is about 380.9190864335.

Adding to 55271112 its reverse (21117255), we get a palindrome (76388367).

The spelling of 55271112 in words is "fifty-five million, two hundred seventy-one thousand, one hundred twelve".