528757055661403 has 4 divisors (see below), whose sum is σ = 528840680063688. Its totient is φ = 528673431259120.

The previous prime is 528757055661347. The next prime is 528757055661427. The reversal of 528757055661403 is 304166550757825.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 528757055661403 - 2⁹ = 528757055660891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (528757055661463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41812191658 + ... + 41812204303.

It is an arithmetic number, because the mean of its divisors is an integer number (132210170015922).

Almost surely, 2^{528757055661403} is an apocalyptic number.

528757055661403 is a deficient number, since it is larger than the sum of its proper divisors (83624402285).

528757055661403 is an equidigital number, since it uses as much as digits as its factorization.

528757055661403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83624402284.

The product of its (nonzero) digits is 211680000, while the sum is 64.

The spelling of 528757055661403 in words is "five hundred twenty-eight trillion, seven hundred fifty-seven billion, fifty-five million, six hundred sixty-one thousand, four hundred three".