2194373535354 has 384 divisors, whose sum is σ = 6944157696000. Its totient is φ = 498430247040.

The previous prime is 2194373535331. The next prime is 2194373535371. The reversal of 2194373535354 is 4535353734912.

2194373535354 is a `hidden beast` number, since 2 + 1 + 9 + 4 + 3 + 73 + 535 + 35 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2194373535354.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 11200167 + ... + 11394405.

It is an arithmetic number, because the mean of its divisors is an integer number (18083744000).

Almost surely, 2^{2194373535354} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2194373535354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3472078848000).

2194373535354 is an abundant number, since it is smaller than the sum of its proper divisors (4749784160646).

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

2194373535354 is a wasteful number, since it uses less digits than its factorization.

2194373535354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194311 (or 194294 counting only the distinct ones).

The product of its digits is 20412000, while the sum is 54.

The spelling of 2194373535354 in words is "two trillion, one hundred ninety-four billion, three hundred seventy-three million, five hundred thirty-five thousand, three hundred fifty-four".