4557456773532 has 192 divisors, whose sum is σ = 13059269919360. Its totient is φ = 1365790353408.

The previous prime is 4557456773531. The next prime is 4557456773539. The reversal of 4557456773532 is 2353776547554.

4557456773532 is a `hidden beast` number, since 4 + 5 + 5 + 7 + 4 + 567 + 7 + 35 + 32 = 666.

It is a super-2 number, since 2×4557456773532² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4557456773532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4557456773531) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9970918 + ... + 10417970.

It is an arithmetic number, because the mean of its divisors is an integer number (68017030830).

Almost surely, 2^{4557456773532} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4557456773532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6529634959680).

4557456773532 is an abundant number, since it is smaller than the sum of its proper divisors (8501813145828).

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

4557456773532 is a wasteful number, since it uses less digits than its factorization.

4557456773532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447269 (or 447261 counting only the distinct ones).

The product of its digits is 370440000, while the sum is 63.

The spelling of 4557456773532 in words is "four trillion, five hundred fifty-seven billion, four hundred fifty-six million, seven hundred seventy-three thousand, five hundred thirty-two".