525305505500 has 24 divisors (see below), whose sum is σ = 1147267225104. Its totient is φ = 210122202000.

The previous prime is 525305505499. The next prime is 525305505533. The reversal of 525305505500 is 5505503525.

It is a super-2 number, since 2×525305505500² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525305006 + ... + 525306005.

It is an arithmetic number, because the mean of its divisors is an integer number (47802801046).

Almost surely, 2^525305505500 is an apocalyptic number.

525305505500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

525305505500 is an abundant number, since it is smaller than the sum of its proper divisors (621961719604).

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

525305505500 is a wasteful number, since it uses less digits than its factorization.

525305505500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050611030 (or 1050611018 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 35.

The spelling of 525305505500 in words is "five hundred twenty-five billion, three hundred five million, five hundred five thousand, five hundred".