525133828085 has 16 divisors (see below), whose sum is σ = 636893359536. Its totient is φ = 415621767168.

The previous prime is 525133828081. The next prime is 525133828091. The reversal of 525133828085 is 580828331525.

It can be written as a sum of positive squares in 8 ways, for example, as 97969626001 + 427164202084 = 313001^2 + 653578^2 .

It is a cyclic number.

It is not a de Polignac number, because 525133828085 - 2² = 525133828081 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525133828081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1116257 + ... + 1515353.

It is an arithmetic number, because the mean of its divisors is an integer number (39805834971).

Almost surely, 2^525133828085 is an apocalyptic number.

It is an amenable number.

525133828085 is a deficient number, since it is larger than the sum of its proper divisors (111759531451).

525133828085 is a wasteful number, since it uses less digits than its factorization.

525133828085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401912.

The product of its (nonzero) digits is 2304000, while the sum is 50.

The spelling of 525133828085 in words is "five hundred twenty-five billion, one hundred thirty-three million, eight hundred twenty-eight thousand, eighty-five".