4553945136 has 240 divisors, whose sum is σ = 14331582720. Its totient is φ = 1340375040.

The previous prime is 4553945131. The next prime is 4553945161. The reversal of 4553945136 is 6315493554.

4553945136 is a `hidden beast` number, since 4 + 553 + 94 + 5 + 1 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 4553945091 and 4553945100.

It is not an unprimeable number, because it can be changed into a prime (4553945131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5628700 + ... + 5629508.

It is an arithmetic number, because the mean of its divisors is an integer number (59714928).

Almost surely, 2^4553945136 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 4553945136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7165791360).

4553945136 is an abundant number, since it is smaller than the sum of its proper divisors (9777637584).

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

4553945136 is a wasteful number, since it uses less digits than its factorization.

4553945136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964 (or 955 counting only the distinct ones).

The product of its digits is 972000, while the sum is 45.

The square root of 4553945136 is about 67482.9247736048. The cubic root of 4553945136 is about 1657.5345818355.

The spelling of 4553945136 in words is "four billion, five hundred fifty-three million, nine hundred forty-five thousand, one hundred thirty-six".