140351013442 has 16 divisors (see below), whose sum is σ = 212158577664. Its totient is φ = 69631614000.

The previous prime is 140351013403. The next prime is 140351013547. The reversal of 140351013442 is 244310153041.

It is a self number, because there is not a number n which added to its sum of digits gives 140351013442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2622592 + ... + 2675572.

It is an arithmetic number, because the mean of its divisors is an integer number (13259911104).

Almost surely, 2^140351013442 is an apocalyptic number.

140351013442 is a deficient number, since it is larger than the sum of its proper divisors (71807564222).

140351013442 is a wasteful number, since it uses less digits than its factorization.

140351013442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63225.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 140351013442 its reverse (244310153041), we get a palindrome (384661166483).

The spelling of 140351013442 in words is "one hundred forty billion, three hundred fifty-one million, thirteen thousand, four hundred forty-two".