140335442551 has 8 divisors (see below), whose sum is σ = 140749115840. Its totient is φ = 139922235648.

The previous prime is 140335442509. The next prime is 140335442603. The reversal of 140335442551 is 155244533041.

140335442551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 140335442551 - 2¹³ = 140335434359 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 140335442551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140335442501) 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, 490735 + ... + 722143.

It is an arithmetic number, because the mean of its divisors is an integer number (17593639480).

Almost surely, 2^140335442551 is an apocalyptic number.

140335442551 is a deficient number, since it is larger than the sum of its proper divisors (413673289).

140335442551 is a wasteful number, since it uses less digits than its factorization.

140335442551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233193.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 140335442551 its reverse (155244533041), we get a palindrome (295579975592).

The spelling of 140335442551 in words is "one hundred forty billion, three hundred thirty-five million, four hundred forty-two thousand, five hundred fifty-one".