55015112 has 16 divisors (see below), whose sum is σ = 105669900. Its totient is φ = 26836480.

The previous prime is 55015109. The next prime is 55015123. The reversal of 55015112 is 21151055.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 50495236 + 4519876 = 7106^2 + 2126^2 .

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, 83537 + ... + 84192.

Almost surely, 2^55015112 is an apocalyptic number.

It is an amenable number.

55015112 is a deficient number, since it is larger than the sum of its proper divisors (50654788).

55015112 is a wasteful number, since it uses less digits than its factorization.

55015112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167776 (or 167772 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 55015112 is about 7417.2172679516. The cubic root of 55015112 is about 380.3300733215.

Adding to 55015112 its reverse (21151055), we get a palindrome (76166167).

The spelling of 55015112 in words is "fifty-five million, fifteen thousand, one hundred twelve".