4321500012045 has 96 divisors (see below), whose sum is σ = 8144843366400. Its totient is φ = 2111592240000.

The previous prime is 4321500012043. The next prime is 4321500012061. The reversal of 4321500012045 is 5402100051234.

4321500012045 is a `hidden beast` number, since 4 + 32 + 1 + 500 + 0 + 120 + 4 + 5 = 666.

4321500012045 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4321500012045 - 2¹ = 4321500012043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321500012043) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 38614920 + ... + 38726670.

It is an arithmetic number, because the mean of its divisors is an integer number (84842118400).

Almost surely, 2^{4321500012045} is an apocalyptic number.

4321500012045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4321500012045 is a deficient number, since it is larger than the sum of its proper divisors (3823343354355).

4321500012045 is a wasteful number, since it uses less digits than its factorization.

4321500012045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113271 (or 113268 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 4321500012045 its reverse (5402100051234), we get a palindrome (9723600063279).

The spelling of 4321500012045 in words is "four trillion, three hundred twenty-one billion, five hundred million, twelve thousand, forty-five".