5525402500 has 30 divisors (see below), whose sum is σ = 12082955654. Its totient is φ = 2210160000.

The previous prime is 5525402489. The next prime is 5525402513. The reversal of 5525402500 is 52045255.

It can be written as a sum of positive squares in 5 ways, for example, as 1738723204 + 3786679296 = 41698^2 + 61536^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1102581 + ... + 1107580.

Almost surely, 2^5525402500 is an apocalyptic number.

5525402500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5525402500 is an abundant number, since it is smaller than the sum of its proper divisors (6557553154).

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

5525402500 is a wasteful number, since it uses less digits than its factorization.

5525402500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210185 (or 2210168 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 5525402500 is about 74333.0511952792. The cubic root of 5525402500 is about 1767.8875604155.

Adding to 5525402500 its reverse (52045255), we get a palindrome (5577447755).

The spelling of 5525402500 in words is "five billion, five hundred twenty-five million, four hundred two thousand, five hundred".