140658624068 has 12 divisors (see below), whose sum is σ = 252156314172. Its totient is φ = 68613962880.

The previous prime is 140658624061. The next prime is 140658624077. The reversal of 140658624068 is 860426856041.

It can be written as a sum of positive squares in 2 ways, for example, as 53378557444 + 87280066624 = 231038^2 + 295432^2 .

It is not an unprimeable number, because it can be changed into a prime (140658624061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428837105 + ... + 428837432.

It is an arithmetic number, because the mean of its divisors is an integer number (21013026181).

Almost surely, 2^140658624068 is an apocalyptic number.

It is an amenable number.

140658624068 is a deficient number, since it is larger than the sum of its proper divisors (111497690104).

140658624068 is a wasteful number, since it uses less digits than its factorization.

140658624068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857674582 (or 857674580 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 50.

The spelling of 140658624068 in words is "one hundred forty billion, six hundred fifty-eight million, six hundred twenty-four thousand, sixty-eight".