1835803985382 has 48 divisors (see below), whose sum is σ = 4014812252880. Its totient is φ = 606207986496.

The previous prime is 1835803985381. The next prime is 1835803985399. The reversal of 1835803985382 is 2835893085381.

1835803985382 is a `hidden beast` number, since 1 + 8 + 3 + 5 + 8 + 0 + 3 + 98 + 538 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1835803985381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10830508 + ... + 10998704.

It is an arithmetic number, because the mean of its divisors is an integer number (83641921935).

Almost surely, 2^{1835803985382} is an apocalyptic number.

1835803985382 is an abundant number, since it is smaller than the sum of its proper divisors (2179008267498).

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

1835803985382 is a wasteful number, since it uses less digits than its factorization.

1835803985382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173877 (or 173874 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 63.

The spelling of 1835803985382 in words is "one trillion, eight hundred thirty-five billion, eight hundred three million, nine hundred eighty-five thousand, three hundred eighty-two".