55305553028 has 12 divisors (see below), whose sum is σ = 105583328592. Its totient is φ = 25138887720.

The previous prime is 55305553027. The next prime is 55305553057. The reversal of 55305553028 is 82035550355.

It is not an unprimeable number, because it can be changed into a prime (55305553027) 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, 628472150 + ... + 628472237.

It is an arithmetic number, because the mean of its divisors is an integer number (8798610716).

Almost surely, 2^55305553028 is an apocalyptic number.

It is an amenable number.

55305553028 is a deficient number, since it is larger than the sum of its proper divisors (50277775564).

55305553028 is a wasteful number, since it uses less digits than its factorization.

55305553028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256944402 (or 1256944400 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 55305553028 in words is "fifty-five billion, three hundred five million, five hundred fifty-three thousand, twenty-eight".