140320300346477 has 2 divisors, whose sum is σ = 140320300346478. Its totient is φ = 140320300346476.

The previous prime is 140320300346467. The next prime is 140320300346539. The reversal of 140320300346477 is 774643003023041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75652664205316 + 64667636141161 = 8697854^2 + 8041619^2 .

It is a cyclic number.

It is not a de Polignac number, because 140320300346477 - 2⁴² = 135922253835373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140320300346467) 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 as a sum of consecutive naturals, namely, 70160150173238 + 70160150173239.

It is an arithmetic number, because the mean of its divisors is an integer number (70160150173239).

Almost surely, 2^{140320300346477} is an apocalyptic number.

It is an amenable number.

140320300346477 is a deficient number, since it is larger than the sum of its proper divisors (1).

140320300346477 is an equidigital number, since it uses as much as digits as its factorization.

140320300346477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 44.

The spelling of 140320300346477 in words is "one hundred forty trillion, three hundred twenty billion, three hundred million, three hundred forty-six thousand, four hundred seventy-seven".