140101644601 has 8 divisors (see below), whose sum is σ = 142119577160. Its totient is φ = 138097032192.

The previous prime is 140101644589. The next prime is 140101644629. The reversal of 140101644601 is 106446101041.

140101644601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 58961552400 + 81140092201 = 242820^2 + 284851^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140101644601 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 140101644601.

It is not an unprimeable number, because it can be changed into a prime (140101644301) 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 7 ways as a sum of consecutive naturals, for example, 3308850 + ... + 3350923.

It is an arithmetic number, because the mean of its divisors is an integer number (17764947145).

Almost surely, 2^140101644601 is an apocalyptic number.

It is an amenable number.

140101644601 is a deficient number, since it is larger than the sum of its proper divisors (2017932559).

140101644601 is a wasteful number, since it uses less digits than its factorization.

140101644601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6660075.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 140101644601 its reverse (106446101041), we get a palindrome (246547745642).

The spelling of 140101644601 in words is "one hundred forty billion, one hundred one million, six hundred forty-four thousand, six hundred one".