381018541110 has 64 divisors (see below), whose sum is σ = 927515268288. Its totient is φ = 100154271744.

The previous prime is 381018541097. The next prime is 381018541159. The reversal of 381018541110 is 11145810183.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3745074 + ... + 3845466.

It is an arithmetic number, because the mean of its divisors is an integer number (14492426067).

Almost surely, 2^381018541110 is an apocalyptic number.

381018541110 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 381018541110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463757634144).

381018541110 is an abundant number, since it is smaller than the sum of its proper divisors (546496727178).

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

381018541110 is a wasteful number, since it uses less digits than its factorization.

381018541110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102209.

The product of its (nonzero) digits is 3840, while the sum is 33.

The spelling of 381018541110 in words is "three hundred eighty-one billion, eighteen million, five hundred forty-one thousand, one hundred ten".