3818387599488 has 1792 divisors, whose sum is σ = 15427236464640. Its totient is φ = 910486241280.

The previous prime is 3818387599483. The next prime is 3818387599541. The reversal of 3818387599488 is 8849957838183.

3818387599488 is a `hidden beast` number, since 3 + 8 + 1 + 8 + 3 + 87 + 59 + 9 + 488 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

Its product of digits (3344302080) is a multiple of the sum of its prime divisors (810).

It is not an unprimeable number, because it can be changed into a prime (3818387599483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 5252252181 + ... + 5252252907.

It is an arithmetic number, because the mean of its divisors is an integer number (8608948920).

Almost surely, 2^{3818387599488} 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 3818387599488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7713618232320).

3818387599488 is an abundant number, since it is smaller than the sum of its proper divisors (11608848865152).

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

3818387599488 is a wasteful number, since it uses less digits than its factorization.

3818387599488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837 (or 810 counting only the distinct ones).

The product of its digits is 3344302080, while the sum is 81.

The spelling of 3818387599488 in words is "three trillion, eight hundred eighteen billion, three hundred eighty-seven million, five hundred ninety-nine thousand, four hundred eighty-eight".