2040855239329 has 4 divisors (see below), whose sum is σ = 2044519252884. Its totient is φ = 2037191225776.

The previous prime is 2040855239317. The next prime is 2040855239363. The reversal of 2040855239329 is 9239325580402.

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

It can be written as a sum of positive squares in 2 ways, for example, as 456597518400 + 1584257720929 = 675720^2 + 1258673^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040855239329 - 2⁹ = 2040855238817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040855239389) 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, 1832005942 + ... + 1832007055.

It is an arithmetic number, because the mean of its divisors is an integer number (511129813221).

Almost surely, 2^{2040855239329} is an apocalyptic number.

It is an amenable number.

2040855239329 is a deficient number, since it is larger than the sum of its proper divisors (3664013555).

2040855239329 is an equidigital number, since it uses as much as digits as its factorization.

2040855239329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3664013554.

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 2040855239329 in words is "two trillion, forty billion, eight hundred fifty-five million, two hundred thirty-nine thousand, three hundred twenty-nine".