2042820230855 has 8 divisors (see below), whose sum is σ = 2451397848192. Its totient is φ = 1634247137248.

The previous prime is 2042820230849. The next prime is 2042820230879. The reversal of 2042820230855 is 5580320282402.

It is a happy number.

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 2042820230855 - 2¹⁴ = 2042820214471 is a prime.

It is a super-2 number, since 2×2042820230855² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 42167 + ... + 2021736.

It is an arithmetic number, because the mean of its divisors is an integer number (306424731024).

Almost surely, 2^{2042820230855} is an apocalyptic number.

2042820230855 is a deficient number, since it is larger than the sum of its proper divisors (408577617337).

2042820230855 is a wasteful number, since it uses less digits than its factorization.

2042820230855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261865.

The product of its (nonzero) digits is 307200, while the sum is 41.

The spelling of 2042820230855 in words is "two trillion, forty-two billion, eight hundred twenty million, two hundred thirty thousand, eight hundred fifty-five".