328525360477 has 2 divisors, whose sum is σ = 328525360478. Its totient is φ = 328525360476.

The previous prime is 328525360453. The next prime is 328525360481. The reversal of 328525360477 is 774063525823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312787407076 + 15737953401 = 559274^2 + 125451^2 .

It is a cyclic number.

It is not a de Polignac number, because 328525360477 - 2³⁵ = 294165622109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328525360487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164262680238 + 164262680239.

It is an arithmetic number, because the mean of its divisors is an integer number (164262680239).

Almost surely, 2^328525360477 is an apocalyptic number.

It is an amenable number.

328525360477 is a deficient number, since it is larger than the sum of its proper divisors (1).

328525360477 is an equidigital number, since it uses as much as digits as its factorization.

328525360477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8467200, while the sum is 52.

The spelling of 328525360477 in words is "three hundred twenty-eight billion, five hundred twenty-five million, three hundred sixty thousand, four hundred seventy-seven".