554543242345455 has 96 divisors (see below), whose sum is σ = 1002736291221504. Its totient is φ = 261343710144000.

The previous prime is 554543242345447. The next prime is 554543242345459.

554543242345455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 554543242345455 - 2³ = 554543242345447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554543242345459) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6417322 + ... + 33915608.

It is an arithmetic number, because the mean of its divisors is an integer number (10445169700224).

Almost surely, 2^{554543242345455} is an apocalyptic number.

554543242345455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

554543242345455 is a deficient number, since it is larger than the sum of its proper divisors (448193048876049).

554543242345455 is a wasteful number, since it uses less digits than its factorization.

554543242345455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27498629 (or 27498618 counting only the distinct ones).

The product of its digits is 576000000, while the sum is 60.

Adding to 554543242345455 its product of digits (576000000), we get a palindrome (554543818345455).

The spelling of 554543242345455 in words is "five hundred fifty-four trillion, five hundred forty-three billion, two hundred forty-two million, three hundred forty-five thousand, four hundred fifty-five".