1838382000630 has 128 divisors (see below), whose sum is σ = 5050975297536. Its totient is φ = 419489280000.

The previous prime is 1838382000593. The next prime is 1838382000737. The reversal of 1838382000630 is 360002838381.

It is a super-2 number, since 2×1838382000630² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 459478630 + ... + 459482630.

It is an arithmetic number, because the mean of its divisors is an integer number (39460744512).

Almost surely, 2^{1838382000630} is an apocalyptic number.

1838382000630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1838382000630 is an abundant number, since it is smaller than the sum of its proper divisors (3212593296906).

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

1838382000630 is a wasteful number, since it uses less digits than its factorization.

1838382000630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7182.

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 1838382000630 in words is "one trillion, eight hundred thirty-eight billion, three hundred eighty-two million, six hundred thirty", and thus it is an aban number.