555442545 has 16 divisors (see below), whose sum is σ = 1015666560. Its totient is φ = 253916544.

The previous prime is 555442543. The next prime is 555442577. The reversal of 555442545 is 545244555.

It is not a de Polignac number, because 555442545 - 2¹ = 555442543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (555442543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2644860 + ... + 2645069.

It is an arithmetic number, because the mean of its divisors is an integer number (63479160).

Almost surely, 2^555442545 is an apocalyptic number.

It is an amenable number.

555442545 is a deficient number, since it is larger than the sum of its proper divisors (460224015).

555442545 is a wasteful number, since it uses less digits than its factorization.

555442545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5289944.

The product of its digits is 400000, while the sum is 39.

The square root of 555442545 is about 23567.8286017189. The cubic root of 555442545 is about 822.0149460641.

The spelling of 555442545 in words is "five hundred fifty-five million, four hundred forty-two thousand, five hundred forty-five".