2141324681850 has 192 divisors, whose sum is σ = 6061918262400. Its totient is φ = 555412308480.

The previous prime is 2141324681843. The next prime is 2141324681861. The reversal of 2141324681850 is 581864231412.

2141324681850 is a `hidden beast` number, since 2 + 1 + 4 + 1 + 3 + 2 + 468 + 185 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 2141324681796 and 2141324681805.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 257088486 + ... + 257096814.

It is an arithmetic number, because the mean of its divisors is an integer number (31572490950).

Almost surely, 2^{2141324681850} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2141324681850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3030959131200).

2141324681850 is an abundant number, since it is smaller than the sum of its proper divisors (3920593580550).

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

2141324681850 is a wasteful number, since it uses less digits than its factorization.

2141324681850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13534 (or 13523 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 2141324681850 in words is "two trillion, one hundred forty-one billion, three hundred twenty-four million, six hundred eighty-one thousand, eight hundred fifty".