140177840575543 has 4 divisors (see below), whose sum is σ = 140244623731800. Its totient is φ = 140111057419288.

The previous prime is 140177840575471. The next prime is 140177840575601. The reversal of 140177840575543 is 345575048771041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140177840575543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140177840575243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33391574980 + ... + 33391579177.

It is an arithmetic number, because the mean of its divisors is an integer number (35061155932950).

Almost surely, 2^{140177840575543} is an apocalyptic number.

140177840575543 is a deficient number, since it is larger than the sum of its proper divisors (66783156257).

140177840575543 is an equidigital number, since it uses as much as digits as its factorization.

140177840575543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66783156256.

The product of its (nonzero) digits is 65856000, while the sum is 61.

The spelling of 140177840575543 in words is "one hundred forty trillion, one hundred seventy-seven billion, eight hundred forty million, five hundred seventy-five thousand, five hundred forty-three".