396576205541 has 2 divisors, whose sum is σ = 396576205542. Its totient is φ = 396576205540.

The previous prime is 396576205499. The next prime is 396576205561. The reversal of 396576205541 is 145502675693.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 349434676900 + 47141528641 = 591130^2 + 217121^2 .

It is a cyclic number.

It is not a de Polignac number, because 396576205541 - 2¹⁰ = 396576204517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396576205561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198288102770 + 198288102771.

It is an arithmetic number, because the mean of its divisors is an integer number (198288102771).

Almost surely, 2^396576205541 is an apocalyptic number.

It is an amenable number.

396576205541 is a deficient number, since it is larger than the sum of its proper divisors (1).

396576205541 is an equidigital number, since it uses as much as digits as its factorization.

396576205541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 396576205541 in words is "three hundred ninety-six billion, five hundred seventy-six million, two hundred five thousand, five hundred forty-one".