55055237228 has 12 divisors (see below), whose sum is σ = 96369574392. Its totient is φ = 27521073120.

The previous prime is 55055237221. The next prime is 55055237231. The reversal of 55055237228 is 82273255055.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (55055237221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1617425 + ... + 1651112.

It is an arithmetic number, because the mean of its divisors is an integer number (8030797866).

Almost surely, 2^55055237228 is an apocalyptic number.

It is an amenable number.

55055237228 is a deficient number, since it is larger than the sum of its proper divisors (41314337164).

55055237228 is a wasteful number, since it uses less digits than its factorization.

55055237228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272752 (or 3272750 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 44.

The spelling of 55055237228 in words is "fifty-five billion, fifty-five million, two hundred thirty-seven thousand, two hundred twenty-eight".