395409644132 has 6 divisors (see below), whose sum is σ = 691966877238. Its totient is φ = 197704822064.

The previous prime is 395409644041. The next prime is 395409644137. The reversal of 395409644132 is 231446904593.

It can be written as a sum of positive squares in only one way, i.e., 246270017536 + 149139626596 = 496256^2 + 386186^2 .

It is not an unprimeable number, because it can be changed into a prime (395409644137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49426205513 + ... + 49426205520.

It is an arithmetic number, because the mean of its divisors is an integer number (115327812873).

Almost surely, 2^395409644132 is an apocalyptic number.

It is an amenable number.

395409644132 is a deficient number, since it is larger than the sum of its proper divisors (296557233106).

395409644132 is a wasteful number, since it uses less digits than its factorization.

395409644132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98852411037 (or 98852411035 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 395409644132 in words is "three hundred ninety-five billion, four hundred nine million, six hundred forty-four thousand, one hundred thirty-two".