19113143055 has 16 divisors (see below), whose sum is σ = 30734707200. Its totient is φ = 10142450208.

The previous prime is 19113143051. The next prime is 19113143087. The reversal of 19113143055 is 55034131191.

It is not a de Polignac number, because 19113143055 - 2² = 19113143051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19113143051) 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, 3198547 + ... + 3204516.

It is an arithmetic number, because the mean of its divisors is an integer number (1920919200).

Almost surely, 2^19113143055 is an apocalyptic number.

19113143055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

19113143055 is a deficient number, since it is larger than the sum of its proper divisors (11621564145).

19113143055 is a wasteful number, since it uses less digits than its factorization.

19113143055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6403270.

The product of its (nonzero) digits is 8100, while the sum is 33.

The spelling of 19113143055 in words is "nineteen billion, one hundred thirteen million, one hundred forty-three thousand, fifty-five".