4552514540 has 144 divisors (see below), whose sum is σ = 11788247520. Its totient is φ = 1469905920.

The previous prime is 4552514539. The next prime is 4552514573. The reversal of 4552514540 is 454152554.

It is a super-2 number, since 2×4552514540² = 41450777273822823200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 4552514540.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1163267 + ... + 1167173.

It is an arithmetic number, because the mean of its divisors is an integer number (81862830).

Almost surely, 2^4552514540 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 4552514540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5894123760).

4552514540 is an abundant number, since it is smaller than the sum of its proper divisors (7235732980).

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

4552514540 is a wasteful number, since it uses less digits than its factorization.

4552514540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000 (or 3991 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 35.

The square root of 4552514540 is about 67472.3242522443. The cubic root of 4552514540 is about 1657.3609952989.

The spelling of 4552514540 in words is "four billion, five hundred fifty-two million, five hundred fourteen thousand, five hundred forty".