1842194044923 has 4 divisors (see below), whose sum is σ = 2456258726568. Its totient is φ = 1228129363280.

The previous prime is 1842194044921. The next prime is 1842194044927. The reversal of 1842194044923 is 3294404912481.

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

It is a cyclic number.

It is not a de Polignac number, because 1842194044923 - 2¹ = 1842194044921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1842194044921) 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, 307032340818 + ... + 307032340823.

It is an arithmetic number, because the mean of its divisors is an integer number (614064681642).

Almost surely, 2^{1842194044923} is an apocalyptic number.

1842194044923 is a deficient number, since it is larger than the sum of its proper divisors (614064681645).

1842194044923 is an equidigital number, since it uses as much as digits as its factorization.

1842194044923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614064681644.

The product of its (nonzero) digits is 1990656, while the sum is 51.

The spelling of 1842194044923 in words is "one trillion, eight hundred forty-two billion, one hundred ninety-four million, forty-four thousand, nine hundred twenty-three".