395441804752 has 40 divisors (see below), whose sum is σ = 777294656456. Its totient is φ = 194854035456.

The previous prime is 395441804741. The next prime is 395441804759. The reversal of 395441804752 is 257408144593.

It can be written as a sum of positive squares in 4 ways, for example, as 25320447376 + 370121357376 = 159124^2 + 608376^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 395441804752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395441804759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307968 + ... + 1581664.

Almost surely, 2^395441804752 is an apocalyptic number.

It is an amenable number.

395441804752 is a deficient number, since it is larger than the sum of its proper divisors (381852851704).

395441804752 is a wasteful number, since it uses less digits than its factorization.

395441804752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275015 (or 275009 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 395441804752 in words is "three hundred ninety-five billion, four hundred forty-one million, eight hundred four thousand, seven hundred fifty-two".