554321128 has 16 divisors (see below), whose sum is σ = 1049644260. Its totient is φ = 274416000.

The previous prime is 554321111. The next prime is 554321171. The reversal of 554321128 is 821123455.

It can be written as a sum of positive squares in 2 ways, for example, as 551216484 + 3104644 = 23478^2 + 1762^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 554321128.

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, 342213 + ... + 343828.

Almost surely, 2^554321128 is an apocalyptic number.

It is an amenable number.

554321128 is a deficient number, since it is larger than the sum of its proper divisors (495323132).

554321128 is a wasteful number, since it uses less digits than its factorization.

554321128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686148 (or 686144 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 554321128 is about 23544.0253142915. The cubic root of 554321128 is about 821.4613678925.

The spelling of 554321128 in words is "five hundred fifty-four million, three hundred twenty-one thousand, one hundred twenty-eight".