525005305028 has 6 divisors (see below), whose sum is σ = 918759283806. Its totient is φ = 262502652512.

The previous prime is 525005304997. The next prime is 525005305073. The reversal of 525005305028 is 820503500525.

It can be written as a sum of positive squares in only one way, i.e., 440534857984 + 84470447044 = 663728^2 + 290638^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65625663125 + ... + 65625663132.

It is an arithmetic number, because the mean of its divisors is an integer number (153126547301).

Almost surely, 2^525005305028 is an apocalyptic number.

It is an amenable number.

525005305028 is a deficient number, since it is larger than the sum of its proper divisors (393753978778).

525005305028 is a wasteful number, since it uses less digits than its factorization.

525005305028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131251326261 (or 131251326259 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 525005305028 in words is "five hundred twenty-five billion, five million, three hundred five thousand, twenty-eight".