19547006055 has 16 divisors (see below), whose sum is σ = 31865309280. Its totient is φ = 10228370048.

The previous prime is 19547006023. The next prime is 19547006107. The reversal of 19547006055 is 55060074591.

It is a cyclic number.

It is not a de Polignac number, because 19547006055 - 2⁵ = 19547006023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19547005998 and 19547006016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12292920 + ... + 12294509.

It is an arithmetic number, because the mean of its divisors is an integer number (1991581830).

Almost surely, 2^19547006055 is an apocalyptic number.

19547006055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

19547006055 is a deficient number, since it is larger than the sum of its proper divisors (12318303225).

19547006055 is a wasteful number, since it uses less digits than its factorization.

19547006055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24587490.

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 19547006055 in words is "nineteen billion, five hundred forty-seven million, six thousand, fifty-five".