315450236365545 has 64 divisors (see below), whose sum is σ = 511475328000000. Its totient is φ = 166006434597120.

The previous prime is 315450236365531. The next prime is 315450236365619. The reversal of 315450236365545 is 545563632054513.

It is not a de Polignac number, because 315450236365545 - 2¹⁰ = 315450236364521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 264489456 + ... + 265679454.

It is an arithmetic number, because the mean of its divisors is an integer number (7991802000000).

Almost surely, 2^{315450236365545} is an apocalyptic number.

It is an amenable number.

315450236365545 is a deficient number, since it is larger than the sum of its proper divisors (196025091634455).

315450236365545 is a wasteful number, since it uses less digits than its factorization.

315450236365545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190950.

The product of its (nonzero) digits is 97200000, while the sum is 57.

The spelling of 315450236365545 in words is "three hundred fifteen trillion, four hundred fifty billion, two hundred thirty-six million, three hundred sixty-five thousand, five hundred forty-five".