19227053942 has 4 divisors (see below), whose sum is σ = 28840580916. Its totient is φ = 9613526970.

The previous prime is 19227053921. The next prime is 19227054001. The reversal of 19227053942 is 24935072291.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 19227053893 and 19227053902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4806763484 + ... + 4806763487.

It is an arithmetic number, because the mean of its divisors is an integer number (7210145229).

Almost surely, 2^19227053942 is an apocalyptic number.

19227053942 is a deficient number, since it is larger than the sum of its proper divisors (9613526974).

19227053942 is an equidigital number, since it uses as much as digits as its factorization.

19227053942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9613526973.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 19227053942 in words is "nineteen billion, two hundred twenty-seven million, fifty-three thousand, nine hundred forty-two".