551100549999 has 8 divisors (see below), whose sum is σ = 750434791680. Its totient is φ = 359583337496.

The previous prime is 551100549977. The next prime is 551100550001. The reversal of 551100549999 is 999945001155.

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 551100549999 - 2⁷ = 551100549871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551100549929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1954257129 + ... + 1954257410.

It is an arithmetic number, because the mean of its divisors is an integer number (93804348960).

Almost surely, 2^551100549999 is an apocalyptic number.

551100549999 is a deficient number, since it is larger than the sum of its proper divisors (199334241681).

551100549999 is a wasteful number, since it uses less digits than its factorization.

551100549999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3908514589.

The product of its (nonzero) digits is 3280500, while the sum is 57.

The spelling of 551100549999 in words is "five hundred fifty-one billion, one hundred million, five hundred forty-nine thousand, nine hundred ninety-nine".