4515011020 has 48 divisors (see below), whose sum is σ = 10459941408. Its totient is φ = 1626416640.

The previous prime is 4515010999. The next prime is 4515011047. The reversal of 4515011020 is 201105154.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201114 + ... + 222433.

It is an arithmetic number, because the mean of its divisors is an integer number (217915446).

Almost surely, 2^4515011020 is an apocalyptic number.

It is an amenable number.

4515011020 is an abundant number, since it is smaller than the sum of its proper divisors (5944930388).

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

4515011020 is a wasteful number, since it uses less digits than its factorization.

4515011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423610 (or 423608 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 4515011020 is about 67193.8317109539. The cubic root of 4515011020 is about 1652.7973387018.

Adding to 4515011020 its reverse (201105154), we get a palindrome (4716116174).

The spelling of 4515011020 in words is "four billion, five hundred fifteen million, eleven thousand, twenty".