1820041842395 has 8 divisors (see below), whose sum is σ = 2496057383904. Its totient is φ = 1248028691904.

The previous prime is 1820041842389. The next prime is 1820041842403. The reversal of 1820041842395 is 5932481400281.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1820041842395 - 2⁴ = 1820041842379 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26000597714 + ... + 26000597783.

It is an arithmetic number, because the mean of its divisors is an integer number (312007172988).

Almost surely, 2^{1820041842395} is an apocalyptic number.

1820041842395 is a deficient number, since it is larger than the sum of its proper divisors (676015541509).

1820041842395 is an equidigital number, since it uses as much as digits as its factorization.

1820041842395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52001195509.

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 1820041842395 in words is "one trillion, eight hundred twenty billion, forty-one million, eight hundred forty-two thousand, three hundred ninety-five".