2194135198304 has 96 divisors (see below), whose sum is σ = 5112342337536. Its totient is φ = 907101711360.

The previous prime is 2194135198193. The next prime is 2194135198327. The reversal of 2194135198304 is 4038915314912.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1668719 + ... + 2678225.

It is an arithmetic number, because the mean of its divisors is an integer number (53253566016).

Almost surely, 2^{2194135198304} 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 2194135198304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2556171168768).

2194135198304 is an abundant number, since it is smaller than the sum of its proper divisors (2918207139232).

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

2194135198304 is a wasteful number, since it uses less digits than its factorization.

2194135198304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009868 (or 1009860 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 2194135198304 in words is "two trillion, one hundred ninety-four billion, one hundred thirty-five million, one hundred ninety-eight thousand, three hundred four".