140351242241455 has 64 divisors (see below), whose sum is σ = 194517245952000. Its totient is φ = 95227254678528.

The previous prime is 140351242241449. The next prime is 140351242241513. The reversal of 140351242241455 is 554142242153041.

It is not a de Polignac number, because 140351242241455 - 2⁹ = 140351242240943 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12487870726 + ... + 12487881964.

It is an arithmetic number, because the mean of its divisors is an integer number (3039331968000).

Almost surely, 2^{140351242241455} is an apocalyptic number.

140351242241455 is a deficient number, since it is larger than the sum of its proper divisors (54166003710545).

140351242241455 is a wasteful number, since it uses less digits than its factorization.

140351242241455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18656.

The product of its (nonzero) digits is 768000, while the sum is 43.

Adding to 140351242241455 its reverse (554142242153041), we get a palindrome (694493484394496).

The spelling of 140351242241455 in words is "one hundred forty trillion, three hundred fifty-one billion, two hundred forty-two million, two hundred forty-one thousand, four hundred fifty-five".