2194006668954 has 32 divisors (see below), whose sum is σ = 4399450735680. Its totient is φ = 729430090752.

The previous prime is 2194006668937. The next prime is 2194006668967. The reversal of 2194006668954 is 4598666004912.

It is a Curzon 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, 11654544 + ... + 11841300.

It is an arithmetic number, because the mean of its divisors is an integer number (137482835490).

Almost surely, 2^{2194006668954} is an apocalyptic number.

2194006668954 is an abundant number, since it is smaller than the sum of its proper divisors (2205444066726).

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

2194006668954 is a wasteful number, since it uses less digits than its factorization.

2194006668954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191854.

The product of its (nonzero) digits is 22394880, while the sum is 60.

The spelling of 2194006668954 in words is "two trillion, one hundred ninety-four billion, six million, six hundred sixty-eight thousand, nine hundred fifty-four".