140455320400235 has 4 divisors (see below), whose sum is σ = 168546384480288. Its totient is φ = 112364256320184.

The previous prime is 140455320400223. The next prime is 140455320400247. The reversal of 140455320400235 is 532004023554041.

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

It is an interprime number because it is at equal distance from previous prime (140455320400223) and next prime (140455320400247).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140455320400235 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14045532040019 + ... + 14045532040028.

It is an arithmetic number, because the mean of its divisors is an integer number (42136596120072).

Almost surely, 2^{140455320400235} is an apocalyptic number.

140455320400235 is a deficient number, since it is larger than the sum of its proper divisors (28091064080053).

140455320400235 is an equidigital number, since it uses as much as digits as its factorization.

140455320400235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28091064080052.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 140455320400235 its reverse (532004023554041), we get a palindrome (672459343954276).

The spelling of 140455320400235 in words is "one hundred forty trillion, four hundred fifty-five billion, three hundred twenty million, four hundred thousand, two hundred thirty-five".