554256009 has 6 divisors (see below), whose sum is σ = 800592026. Its totient is φ = 369504000.

The previous prime is 554255957. The next prime is 554256013. The reversal of 554256009 is 900652455.

554256009 is a `hidden beast` number, since 5 + 5 + 42 + 5 + 600 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 365880384 + 188375625 = 19128^2 + 13725^2 .

It is not a de Polignac number, because 554256009 - 2⁷ = 554255881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (554256709) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30791992 + ... + 30792009.

Almost surely, 2^554256009 is an apocalyptic number.

It is an amenable number.

554256009 is a deficient number, since it is larger than the sum of its proper divisors (246336017).

554256009 is a wasteful number, since it uses less digits than its factorization.

554256009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61584007 (or 61584004 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 554256009 is about 23542.6423538226. The cubic root of 554256009 is about 821.4291995127.

The spelling of 554256009 in words is "five hundred fifty-four million, two hundred fifty-six thousand, nine".