395020355800 has 96 divisors (see below), whose sum is σ = 1049855706720. Its totient is φ = 135405849600.

The previous prime is 395020355797. The next prime is 395020355831. The reversal of 395020355800 is 8553020593.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6911340 + ... + 6968260.

It is an arithmetic number, because the mean of its divisors is an integer number (10935996945).

Almost surely, 2^395020355800 is an apocalyptic number.

It is an amenable number.

395020355800 is an abundant number, since it is smaller than the sum of its proper divisors (654835350920).

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

395020355800 is a wasteful number, since it uses less digits than its factorization.

395020355800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61901 (or 61892 counting only the distinct ones).

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

The spelling of 395020355800 in words is "three hundred ninety-five billion, twenty million, three hundred fifty-five thousand, eight hundred".