55502112 has 48 divisors (see below), whose sum is σ = 148804992. Its totient is φ = 18105600.

The previous prime is 55502101. The next prime is 55502147. The reversal of 55502112 is 21120555.

It is a tau number, because it is divible by the number of its divisors (48).

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, 1639 + ... + 10662.

It is an arithmetic number, because the mean of its divisors is an integer number (3100104).

Almost surely, 2^55502112 is an apocalyptic number.

It is an amenable number.

55502112 is an abundant number, since it is smaller than the sum of its proper divisors (93302880).

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

55502112 is a wasteful number, since it uses less digits than its factorization.

55502112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12361 (or 12353 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 55502112 is about 7449.9739596860. The cubic root of 55502112 is about 381.4490197304.

Adding to 55502112 its reverse (21120555), we get a palindrome (76622667).

The spelling of 55502112 in words is "fifty-five million, five hundred two thousand, one hundred twelve".