55500005049999 has 16 divisors (see below), whose sum is σ = 74022399946080. Its totient is φ = 36988808417280.

The previous prime is 55500005049989. The next prime is 55500005050001. The reversal of 55500005049999 is 99994050000555.

It is a happy number.

It is not a de Polignac number, because 55500005049999 - 2¹⁷ = 55500004918927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500005049989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138417789 + ... + 138818169.

It is an arithmetic number, because the mean of its divisors is an integer number (4626399996630).

Almost surely, 2^{55500005049999} is an apocalyptic number.

55500005049999 is a deficient number, since it is larger than the sum of its proper divisors (18522394896081).

55500005049999 is a wasteful number, since it uses less digits than its factorization.

55500005049999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414250.

The product of its (nonzero) digits is 16402500, while the sum is 60.

The spelling of 55500005049999 in words is "fifty-five trillion, five hundred billion, five million, forty-nine thousand, nine hundred ninety-nine".