395401155340 has 48 divisors (see below), whose sum is σ = 872768820672. Its totient is φ = 150179634176.

The previous prime is 395401155311. The next prime is 395401155353. The reversal of 395401155340 is 43551104593.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 395401155293 and 395401155302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3074089 + ... + 3200128.

It is an arithmetic number, because the mean of its divisors is an integer number (18182683764).

Almost surely, 2^395401155340 is an apocalyptic number.

It is an amenable number.

395401155340 is an abundant number, since it is smaller than the sum of its proper divisors (477367665332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

395401155340 is a wasteful number, since it uses less digits than its factorization.

395401155340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6274386 (or 6274384 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 395401155340 in words is "three hundred ninety-five billion, four hundred one million, one hundred fifty-five thousand, three hundred forty".