315551114646527 has 2 divisors, whose sum is σ = 315551114646528. Its totient is φ = 315551114646526.

The previous prime is 315551114646517. The next prime is 315551114646571. The reversal of 315551114646527 is 725646411155513.

It is a weak prime.

It is an emirp because it is prime and its reverse (725646411155513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 315551114646527 - 2³⁶ = 315482395169791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315551114646517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157775557323263 + 157775557323264.

It is an arithmetic number, because the mean of its divisors is an integer number (157775557323264).

Almost surely, 2^{315551114646527} is an apocalyptic number.

315551114646527 is a deficient number, since it is larger than the sum of its proper divisors (1).

315551114646527 is an equidigital number, since it uses as much as digits as its factorization.

315551114646527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120000, while the sum is 56.

The spelling of 315551114646527 in words is "three hundred fifteen trillion, five hundred fifty-one billion, one hundred fourteen million, six hundred forty-six thousand, five hundred twenty-seven".