140318281447775 has 24 divisors (see below), whose sum is σ = 178699934760864. Its totient is φ = 109219061750400.

The previous prime is 140318281447753. The next prime is 140318281447777. The reversal of 140318281447775 is 577744182813041.

It is not a de Polignac number, because 140318281447775 - 2⁶ = 140318281447711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140318281447777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61806245 + ... + 64036305.

It is an arithmetic number, because the mean of its divisors is an integer number (7445830615036).

Almost surely, 2^{140318281447775} is an apocalyptic number.

140318281447775 is a deficient number, since it is larger than the sum of its proper divisors (38381653313089).

140318281447775 is a wasteful number, since it uses less digits than its factorization.

140318281447775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298131 (or 2298126 counting only the distinct ones).

The product of its (nonzero) digits is 42147840, while the sum is 62.

The spelling of 140318281447775 in words is "one hundred forty trillion, three hundred eighteen billion, two hundred eighty-one million, four hundred forty-seven thousand, seven hundred seventy-five".