4100861323518 has 32 divisors (see below), whose sum is σ = 8228790810240. Its totient is φ = 1362442796640.

The previous prime is 4100861323513. The next prime is 4100861323529. The reversal of 4100861323518 is 8153231680014.

It is a happy number.

It is a super-3 number, since 3×4100861323518³ (a number of 39 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4100861323518.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4100861323513) 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, 75161328 + ... + 75215868.

It is an arithmetic number, because the mean of its divisors is an integer number (257149712820).

Almost surely, 2^{4100861323518} is an apocalyptic number.

4100861323518 is an abundant number, since it is smaller than the sum of its proper divisors (4127929486722).

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

4100861323518 is a wasteful number, since it uses less digits than its factorization.

4100861323518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95672.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 4100861323518 in words is "four trillion, one hundred billion, eight hundred sixty-one million, three hundred twenty-three thousand, five hundred eighteen".