140243401173054 has 8 divisors (see below), whose sum is σ = 280486802346120. Its totient is φ = 46747800391016.

The previous prime is 140243401173049. The next prime is 140243401173059. The reversal of 140243401173054 is 450371104342041.

It is an interprime number because it is at equal distance from previous prime (140243401173049) and next prime (140243401173059).

It is a sphenic number, since it is the product of 3 distinct primes.

140243401173054 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140243401173059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11686950097749 + ... + 11686950097760.

It is an arithmetic number, because the mean of its divisors is an integer number (35060850293265).

Almost surely, 2^{140243401173054} is an apocalyptic number.

140243401173054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140243401173054 is a wasteful number, since it uses less digits than its factorization.

140243401173054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23373900195514.

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 140243401173054 in words is "one hundred forty trillion, two hundred forty-three billion, four hundred one million, one hundred seventy-three thousand, fifty-four".