6555540144899 has 8 divisors (see below), whose sum is σ = 6581501598960. Its totient is φ = 6529582206976.

The previous prime is 6555540144833. The next prime is 6555540144943. The reversal of 6555540144899 is 9984410455556.

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 6555540144899 - 2⁴⁰ = 5456028517123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6555540144809) 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, 2889092 + ... + 4632270.

It is an arithmetic number, because the mean of its divisors is an integer number (822687699870).

Almost surely, 2^{6555540144899} is an apocalyptic number.

6555540144899 is a deficient number, since it is larger than the sum of its proper divisors (25961454061).

6555540144899 is a wasteful number, since it uses less digits than its factorization.

6555540144899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758069.

The product of its (nonzero) digits is 155520000, while the sum is 65.

The spelling of 6555540144899 in words is "six trillion, five hundred fifty-five billion, five hundred forty million, one hundred forty-four thousand, eight hundred ninety-nine".