2193954592143 has 16 divisors (see below), whose sum is σ = 3121736232960. Its totient is φ = 1365759593856.

The previous prime is 2193954592121. The next prime is 2193954592169. The reversal of 2193954592143 is 3412954593912.

It is not a de Polignac number, because 2193954592143 - 2⁶ = 2193954592079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2193954592943) 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, 169358553 + ... + 169371506.

It is an arithmetic number, because the mean of its divisors is an integer number (195108514560).

Almost surely, 2^{2193954592143} is an apocalyptic number.

2193954592143 is a deficient number, since it is larger than the sum of its proper divisors (927781640817).

2193954592143 is a wasteful number, since it uses less digits than its factorization.

2193954592143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338730206.

The product of its digits is 10497600, while the sum is 57.

The spelling of 2193954592143 in words is "two trillion, one hundred ninety-three billion, nine hundred fifty-four million, five hundred ninety-two thousand, one hundred forty-three".