525555800073 has 48 divisors (see below), whose sum is σ = 782769326976. Its totient is φ = 339671059200.

The previous prime is 525555800047. The next prime is 525555800083. The reversal of 525555800073 is 370008555525.

525555800073 is a `hidden beast` number, since 5 + 25 + 5 + 558 + 0 + 0 + 0 + 73 = 666.

It is not a de Polignac number, because 525555800073 - 2⁵ = 525555800041 is a prime.

It is a super-2 number, since 2×525555800073² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (525555800083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10144965 + ... + 10196637.

It is an arithmetic number, because the mean of its divisors is an integer number (16307694312).

Almost surely, 2^525555800073 is an apocalyptic number.

It is an amenable number.

525555800073 is a deficient number, since it is larger than the sum of its proper divisors (257213526903).

525555800073 is a wasteful number, since it uses less digits than its factorization.

525555800073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52014 (or 52011 counting only the distinct ones).

The product of its (nonzero) digits is 1050000, while the sum is 45.

The spelling of 525555800073 in words is "five hundred twenty-five billion, five hundred fifty-five million, eight hundred thousand, seventy-three".