555552431609 has 8 divisors (see below), whose sum is σ = 635078693760. Its totient is φ = 476066576736.

The previous prime is 555552431593. The next prime is 555552431633. The reversal of 555552431609 is 906134255555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 555552431609 - 2⁴ = 555552431593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (555552431639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10072349 + ... + 10127354.

It is an arithmetic number, because the mean of its divisors is an integer number (79384836720).

Almost surely, 2^555552431609 is an apocalyptic number.

It is an amenable number.

555552431609 is a deficient number, since it is larger than the sum of its proper divisors (79526262151).

555552431609 is a wasteful number, since it uses less digits than its factorization.

555552431609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20203639.

The product of its (nonzero) digits is 4050000, while the sum is 50.

The spelling of 555552431609 in words is "five hundred fifty-five billion, five hundred fifty-two million, four hundred thirty-one thousand, six hundred nine".