140224581449 has 8 divisors (see below), whose sum is σ = 141623339328. Its totient is φ = 138827458000.

The previous prime is 140224581443. The next prime is 140224581479. The reversal of 140224581449 is 944185422041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140224581449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140224581443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235802 + ... + 579699.

It is an arithmetic number, because the mean of its divisors is an integer number (17702917416).

Almost surely, 2^140224581449 is an apocalyptic number.

It is an amenable number.

140224581449 is a deficient number, since it is larger than the sum of its proper divisors (1398757879).

140224581449 is a wasteful number, since it uses less digits than its factorization.

140224581449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817215.

The product of its (nonzero) digits is 368640, while the sum is 44.

The spelling of 140224581449 in words is "one hundred forty billion, two hundred twenty-four million, five hundred eighty-one thousand, four hundred forty-nine".