4501622500 has 60 divisors (see below), whose sum is σ = 10362370480. Its totient is φ = 1705860000.

The previous prime is 4501622497. The next prime is 4501622539. The reversal of 4501622500 is 52261054.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 115 + ... + 94885.

Almost surely, 2^4501622500 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 4501622500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5181185240).

4501622500 is an abundant number, since it is smaller than the sum of its proper divisors (5860747980).

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

4501622500 is a wasteful number, since it uses less digits than its factorization.

4501622500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94814 (or 94797 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4501622500 is about 67094.1316360827. The cubic root of 4501622500 is about 1651.1620219737.

Adding to 4501622500 its reverse (52261054), we get a palindrome (4553883554).

The spelling of 4501622500 in words is "four billion, five hundred one million, six hundred twenty-two thousand, five hundred".