140400671647567 has 2 divisors, whose sum is σ = 140400671647568. Its totient is φ = 140400671647566.

The previous prime is 140400671647531. The next prime is 140400671647711. The reversal of 140400671647567 is 765746176004041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140400671647567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140400671644567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70200335823783 + 70200335823784.

It is an arithmetic number, because the mean of its divisors is an integer number (70200335823784).

Almost surely, 2^{140400671647567} is an apocalyptic number.

140400671647567 is a deficient number, since it is larger than the sum of its proper divisors (1).

140400671647567 is an equidigital number, since it uses as much as digits as its factorization.

140400671647567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23708160, while the sum is 58.

The spelling of 140400671647567 in words is "one hundred forty trillion, four hundred billion, six hundred seventy-one million, six hundred forty-seven thousand, five hundred sixty-seven".