4512645332055 has 192 divisors, whose sum is σ = 9663678086400. Its totient is φ = 1940503412736.

The previous prime is 4512645332033. The next prime is 4512645332071. The reversal of 4512645332055 is 5502335462154.

4512645332055 is a `hidden beast` number, since 4 + 5 + 1 + 2 + 64 + 533 + 2 + 0 + 55 = 666.

It is not a de Polignac number, because 4512645332055 - 2¹¹ = 4512645330007 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 4512645332055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 639453087 + ... + 639460143.

It is an arithmetic number, because the mean of its divisors is an integer number (50331656700).

Almost surely, 2^{4512645332055} is an apocalyptic number.

4512645332055 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4512645332055 is an abundant number, since it is smaller than the sum of its proper divisors (5151032754345).

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

4512645332055 is a wasteful number, since it uses less digits than its factorization.

4512645332055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9543 (or 9526 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 4512645332055 in words is "four trillion, five hundred twelve billion, six hundred forty-five million, three hundred thirty-two thousand, fifty-five".