395442958641 has 8 divisors (see below), whose sum is σ = 528313908000. Its totient is φ = 263100324192.

The previous prime is 395442958621. The next prime is 395442958693. The reversal of 395442958641 is 146859244593.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 395442958641 - 2⁷ = 395442958513 is a prime.

It is a super-3 number, since 3×395442958641³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (395442958621) 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 7 ways as a sum of consecutive naturals, for example, 132076980 + ... + 132079973.

It is an arithmetic number, because the mean of its divisors is an integer number (66039238500).

Almost surely, 2^395442958641 is an apocalyptic number.

It is an amenable number.

395442958641 is a deficient number, since it is larger than the sum of its proper divisors (132870949359).

395442958641 is a wasteful number, since it uses less digits than its factorization.

395442958641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264157455.

The product of its digits is 37324800, while the sum is 60.

The spelling of 395442958641 in words is "three hundred ninety-five billion, four hundred forty-two million, nine hundred fifty-eight thousand, six hundred forty-one".