395649501323 has 4 divisors (see below), whose sum is σ = 398269696848. Its totient is φ = 393029305800.

The previous prime is 395649501287. The next prime is 395649501341. The reversal of 395649501323 is 323105946593.

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 395649501323 - 2¹⁶ = 395649435787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (395649501223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1310097536 + ... + 1310097837.

It is an arithmetic number, because the mean of its divisors is an integer number (99567424212).

Almost surely, 2^395649501323 is an apocalyptic number.

395649501323 is a deficient number, since it is larger than the sum of its proper divisors (2620195525).

395649501323 is a wasteful number, since it uses less digits than its factorization.

395649501323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620195524.

The product of its (nonzero) digits is 2624400, while the sum is 50.

The spelling of 395649501323 in words is "three hundred ninety-five billion, six hundred forty-nine million, five hundred one thousand, three hundred twenty-three".