528542557401 has 24 divisors (see below), whose sum is σ = 714070728000. Its totient is φ = 347748477024.

The previous prime is 528542557363. The next prime is 528542557409. The reversal of 528542557401 is 104755245825.

It is not a de Polignac number, because 528542557401 - 2⁹ = 528542556889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (528542557409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56145571 + ... + 56154983.

It is an arithmetic number, because the mean of its divisors is an integer number (29752947000).

Almost surely, 2^528542557401 is an apocalyptic number.

It is an amenable number.

528542557401 is a deficient number, since it is larger than the sum of its proper divisors (185528170599).

528542557401 is an equidigital number, since it uses as much as digits as its factorization.

528542557401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12573 (or 12494 counting only the distinct ones).

The product of its (nonzero) digits is 2240000, while the sum is 48.

The spelling of 528542557401 in words is "five hundred twenty-eight billion, five hundred forty-two million, five hundred fifty-seven thousand, four hundred one".