4542511512 has 128 divisors (see below), whose sum is σ = 14646873600. Its totient is φ = 1139174400.

The previous prime is 4542511511. The next prime is 4542511573. The reversal of 4542511512 is 2151152454.

It is a super-2 number, since 2×4542511512² = 41268821673305052288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4542511512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542511511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11212 + ... + 95972.

It is an arithmetic number, because the mean of its divisors is an integer number (114428700).

Almost surely, 2^4542511512 is an apocalyptic number.

4542511512 is a gapful number since it is divisible by the number (42) 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 4542511512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7323436800).

4542511512 is an abundant number, since it is smaller than the sum of its proper divisors (10104362088).

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

4542511512 is a wasteful number, since it uses less digits than its factorization.

4542511512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84817 (or 84813 counting only the distinct ones).

The product of its digits is 8000, while the sum is 30.

The square root of 4542511512 is about 67398.1565920018. The cubic root of 4542511512 is about 1656.1462244565.

Adding to 4542511512 its reverse (2151152454), we get a palindrome (6693663966).

The spelling of 4542511512 in words is "four billion, five hundred forty-two million, five hundred eleven thousand, five hundred twelve".