1826808442888 has 128 divisors (see below), whose sum is σ = 4047563520000. Its totient is φ = 762027678720.

The previous prime is 1826808442871. The next prime is 1826808442889. The reversal of 1826808442888 is 8882448086281.

It is a hoax number, since the sum of its digits (67) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1826808442889) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 439240153 + ... + 439244311.

It is an arithmetic number, because the mean of its divisors is an integer number (31621590000).

Almost surely, 2^{1826808442888} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1826808442888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2023781760000).

1826808442888 is an abundant number, since it is smaller than the sum of its proper divisors (2220755077112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1826808442888 is a wasteful number, since it uses less digits than its factorization.

1826808442888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6335 (or 6331 counting only the distinct ones).

The product of its (nonzero) digits is 100663296, while the sum is 67.

The spelling of 1826808442888 in words is "one trillion, eight hundred twenty-six billion, eight hundred eight million, four hundred forty-two thousand, eight hundred eighty-eight".