140442657367 has 2 divisors, whose sum is σ = 140442657368. Its totient is φ = 140442657366.

The previous prime is 140442657353. The next prime is 140442657391. The reversal of 140442657367 is 763756244041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140442657367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140442657367.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140442657307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70221328683 + 70221328684.

It is an arithmetic number, because the mean of its divisors is an integer number (70221328684).

Almost surely, 2^140442657367 is an apocalyptic number.

140442657367 is a deficient number, since it is larger than the sum of its proper divisors (1).

140442657367 is an equidigital number, since it uses as much as digits as its factorization.

140442657367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 140442657367 in words is "one hundred forty billion, four hundred forty-two million, six hundred fifty-seven thousand, three hundred sixty-seven".