19327352255 has 4 divisors (see below), whose sum is σ = 23192822712. Its totient is φ = 15461881800.

The previous prime is 19327352251. The next prime is 19327352263. The reversal of 19327352255 is 55225372391.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55225372391 = 7 ⋅7889338913.

It is not a de Polignac number, because 19327352255 - 2² = 19327352251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19327352251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1932735221 + ... + 1932735230.

It is an arithmetic number, because the mean of its divisors is an integer number (5798205678).

Almost surely, 2^19327352255 is an apocalyptic number.

19327352255 is a deficient number, since it is larger than the sum of its proper divisors (3865470457).

19327352255 is an equidigital number, since it uses as much as digits as its factorization.

19327352255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865470456.

The product of its digits is 567000, while the sum is 44.

The spelling of 19327352255 in words is "nineteen billion, three hundred twenty-seven million, three hundred fifty-two thousand, two hundred fifty-five".