1820010100159 has 8 divisors (see below), whose sum is σ = 1883312854560. Its totient is φ = 1756743598176.

The previous prime is 1820010100157. The next prime is 1820010100213. The reversal of 1820010100159 is 9510010100281.

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 1820010100159 - 2¹ = 1820010100157 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 (1820010100157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8960932 + ... + 9161785.

It is an arithmetic number, because the mean of its divisors is an integer number (235414106820).

Almost surely, 2^{1820010100159} is an apocalyptic number.

1820010100159 is a deficient number, since it is larger than the sum of its proper divisors (63302754401).

1820010100159 is a wasteful number, since it uses less digits than its factorization.

1820010100159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18126209.

The product of its (nonzero) digits is 720, while the sum is 28.

The spelling of 1820010100159 in words is "one trillion, eight hundred twenty billion, ten million, one hundred thousand, one hundred fifty-nine".