528462053991 has 12 divisors (see below), whose sum is σ = 774085263120. Its totient is φ = 347345950560.

The previous prime is 528462053893. The next prime is 528462054037. The reversal of 528462053991 is 199350264825.

528462053991 is a `hidden beast` number, since 5 + 2 + 8 + 4 + 620 + 5 + 3 + 9 + 9 + 1 = 666.

It is not a de Polignac number, because 528462053991 - 2¹⁵ = 528462021223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528462053891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 413506446 + ... + 413507723.

It is an arithmetic number, because the mean of its divisors is an integer number (64507105260).

Almost surely, 2^528462053991 is an apocalyptic number.

528462053991 is a deficient number, since it is larger than the sum of its proper divisors (245623209129).

528462053991 is a wasteful number, since it uses less digits than its factorization.

528462053991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827014246 (or 827014243 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

The spelling of 528462053991 in words is "five hundred twenty-eight billion, four hundred sixty-two million, fifty-three thousand, nine hundred ninety-one".