315242546575427 has 16 divisors (see below), whose sum is σ = 322250684294880. Its totient is φ = 308289949980672.

The previous prime is 315242546575403. The next prime is 315242546575459. The reversal of 315242546575427 is 724575645242513.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315242546575427 is a prime.

It is a super-2 number, since 2×315242546575427² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 315242546575427.

It is not an unprimeable number, because it can be changed into a prime (315242546575477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1502216153 + ... + 1502425989.

It is an arithmetic number, because the mean of its divisors is an integer number (20140667768430).

Almost surely, 2^{315242546575427} is an apocalyptic number.

315242546575427 is a deficient number, since it is larger than the sum of its proper divisors (7008137719453).

315242546575427 is a wasteful number, since it uses less digits than its factorization.

315242546575427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342022.

The product of its digits is 282240000, while the sum is 62.

The spelling of 315242546575427 in words is "three hundred fifteen trillion, two hundred forty-two billion, five hundred forty-six million, five hundred seventy-five thousand, four hundred twenty-seven".