155763120314647 has 2 divisors, whose sum is σ = 155763120314648. Its totient is φ = 155763120314646.

The previous prime is 155763120314611. The next prime is 155763120314653. The reversal of 155763120314647 is 746413021367551.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155763120314647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155763120314947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77881560157323 + 77881560157324.

It is an arithmetic number, because the mean of its divisors is an integer number (77881560157324).

Almost surely, 2^{155763120314647} is an apocalyptic number.

155763120314647 is a deficient number, since it is larger than the sum of its proper divisors (1).

155763120314647 is an equidigital number, since it uses as much as digits as its factorization.

155763120314647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 155763120314647 in words is "one hundred fifty-five trillion, seven hundred sixty-three billion, one hundred twenty million, three hundred fourteen thousand, six hundred forty-seven".