3818230890880 has 128 divisors (see below), whose sum is σ = 10433936151360. Its totient is φ = 1308858777600.

The previous prime is 3818230890833. The next prime is 3818230890889. The reversal of 3818230890880 is 880980328183.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3818230890889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24297360 + ... + 24454000.

Almost surely, 2^{3818230890880} 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 3818230890880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5216968075680).

3818230890880 is an abundant number, since it is smaller than the sum of its proper divisors (6615705260480).

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

3818230890880 is a wasteful number, since it uses less digits than its factorization.

3818230890880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162108 (or 162096 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 58.

The spelling of 3818230890880 in words is "three trillion, eight hundred eighteen billion, two hundred thirty million, eight hundred ninety thousand, eight hundred eighty".