5551100609999 has 48 divisors (see below), whose sum is σ = 6652642920000. Its totient is φ = 4629822821568.

The previous prime is 5551100609953. The next prime is 5551100610001. The reversal of 5551100609999 is 9999060011555.

It is not a de Polignac number, because 5551100609999 - 2¹⁶ = 5551100544463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551100609909) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131058677 + ... + 131101025.

It is an arithmetic number, because the mean of its divisors is an integer number (138596727500).

Almost surely, 2^{5551100609999} is an apocalyptic number.

5551100609999 is a deficient number, since it is larger than the sum of its proper divisors (1101542310001).

5551100609999 is an equidigital number, since it uses as much as digits as its factorization.

5551100609999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42637 (or 42576 counting only the distinct ones).

The product of its (nonzero) digits is 4920750, while the sum is 59.

The spelling of 5551100609999 in words is "five trillion, five hundred fifty-one billion, one hundred million, six hundred nine thousand, nine hundred ninety-nine".