315450420403545 has 96 divisors (see below), whose sum is σ = 661296493175040. Its totient is φ = 142230482876160.

The previous prime is 315450420403543. The next prime is 315450420403561. The reversal of 315450420403545 is 545304024054513.

315450420403545 is a `hidden beast` number, since 3 + 1 + 5 + 45 + 0 + 4 + 20 + 40 + 3 + 545 = 666.

It is not a de Polignac number, because 315450420403545 - 2¹ = 315450420403543 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 315450420403545.

It is not an unprimeable number, because it can be changed into a prime (315450420403541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 326141341 + ... + 327107130.

It is an arithmetic number, because the mean of its divisors is an integer number (6888505137240).

Almost surely, 2^{315450420403545} is an apocalyptic number.

315450420403545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

315450420403545 is an abundant number, since it is smaller than the sum of its proper divisors (345846072771495).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

315450420403545 is a wasteful number, since it uses less digits than its factorization.

315450420403545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653248572 (or 653248559 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

The spelling of 315450420403545 in words is "three hundred fifteen trillion, four hundred fifty billion, four hundred twenty million, four hundred three thousand, five hundred forty-five".