396609128593 has 4 divisors (see below), whose sum is σ = 396611611648. Its totient is φ = 396606645540.

The previous prime is 396609128579. The next prime is 396609128603. The reversal of 396609128593 is 395821906693.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 396609128593 - 2²¹ = 396607031441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (396609128693) 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, 984153 + ... + 1327318.

It is an arithmetic number, because the mean of its divisors is an integer number (99152902912).

Almost surely, 2^396609128593 is an apocalyptic number.

It is an amenable number.

396609128593 is a deficient number, since it is larger than the sum of its proper divisors (2483055).

396609128593 is a wasteful number, since it uses less digits than its factorization.

396609128593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483054.

The product of its (nonzero) digits is 18895680, while the sum is 61.

The spelling of 396609128593 in words is "three hundred ninety-six billion, six hundred nine million, one hundred twenty-eight thousand, five hundred ninety-three".