4512749524920 has 1152 divisors, whose sum is σ = 19013799168000. Its totient is φ = 919108270080.

The previous prime is 4512749524819. The next prime is 4512749524931. The reversal of 4512749524920 is 294259472154.

4512749524920 is a `hidden beast` number, since 4 + 5 + 1 + 27 + 4 + 9 + 524 + 92 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 5253491451 + ... + 5253492309.

It is an arithmetic number, because the mean of its divisors is an integer number (16505034000).

Almost surely, 2^{4512749524920} is an apocalyptic number.

4512749524920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4512749524920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9506899584000).

4512749524920 is an abundant number, since it is smaller than the sum of its proper divisors (14501049643080).

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

4512749524920 is a wasteful number, since it uses less digits than its factorization.

4512749524920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673 (or 1659 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 4512749524920 in words is "four trillion, five hundred twelve billion, seven hundred forty-nine million, five hundred twenty-four thousand, nine hundred twenty".