528339967925 has 144 divisors (see below), whose sum is σ = 840441744000. Its totient is φ = 325788019200.

The previous prime is 528339967913. The next prime is 528339967933. The reversal of 528339967925 is 529769933825.

It is not a de Polignac number, because 528339967925 - 2¹⁸ = 528339705781 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 720790859 + ... + 720791591.

It is an arithmetic number, because the mean of its divisors is an integer number (5836401000).

Almost surely, 2^528339967925 is an apocalyptic number.

528339967925 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

528339967925 is a deficient number, since it is larger than the sum of its proper divisors (312101776075).

528339967925 is a wasteful number, since it uses less digits than its factorization.

528339967925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276 (or 1264 counting only the distinct ones).

The product of its digits is 220449600, while the sum is 68.

The spelling of 528339967925 in words is "five hundred twenty-eight billion, three hundred thirty-nine million, nine hundred sixty-seven thousand, nine hundred twenty-five".