140334446501 has 4 divisors (see below), whose sum is σ = 140338459404. Its totient is φ = 140330433600.

The previous prime is 140334446423. The next prime is 140334446503. The reversal of 140334446501 is 105644433041.

140334446501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 105644433041 = 7 ⋅15092061863.

It can be written as a sum of positive squares in 2 ways, for example, as 79597336900 + 60737109601 = 282130^2 + 246449^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140334446501 is a prime.

It is a super-2 number, since 2×140334446501² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140334446503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1953530 + ... + 2024091.

It is an arithmetic number, because the mean of its divisors is an integer number (35084614851).

Almost surely, 2^140334446501 is an apocalyptic number.

It is an amenable number.

140334446501 is a deficient number, since it is larger than the sum of its proper divisors (4012903).

140334446501 is an equidigital number, since it uses as much as digits as its factorization.

140334446501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4012902.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 140334446501 its reverse (105644433041), we get a palindrome (245978879542).

The spelling of 140334446501 in words is "one hundred forty billion, three hundred thirty-four million, four hundred forty-six thousand, five hundred one".