140140500241501 has 4 divisors (see below), whose sum is σ = 140234617435900. Its totient is φ = 140046383047104.

The previous prime is 140140500241429. The next prime is 140140500241543. The reversal of 140140500241501 is 105142005041041.

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

It can be written as a sum of positive squares in 2 ways, for example, as 63388428039225 + 76752072202276 = 7961685^2 + 8760826^2 .

It is a cyclic number.

It is not a de Polignac number, because 140140500241501 - 2⁷ = 140140500241373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140140500241501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140140500244501) 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, 47058594966 + ... + 47058597943.

It is an arithmetic number, because the mean of its divisors is an integer number (35058654358975).

Almost surely, 2^{140140500241501} is an apocalyptic number.

It is an amenable number.

140140500241501 is a deficient number, since it is larger than the sum of its proper divisors (94117194399).

140140500241501 is an equidigital number, since it uses as much as digits as its factorization.

140140500241501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94117194398.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 140140500241501 its reverse (105142005041041), we get a palindrome (245282505282542).

The spelling of 140140500241501 in words is "one hundred forty trillion, one hundred forty billion, five hundred million, two hundred forty-one thousand, five hundred one".