395065045764 has 45 divisors (see below), whose sum is σ = 1032807644407. Its totient is φ = 131684577336.

The previous prime is 395065045721. The next prime is 395065045799. The reversal of 395065045764 is 467540560593.

The square root of 395065045764 is 628542.

It is a perfect power (a square), and thus also a powerful number.

395065045764 is a `hidden beast` number, since 3 + 9 + 5 + 0 + 65 + 0 + 4 + 576 + 4 = 666.

It is a super-2 number, since 2×395065045764² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 395065045764.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 11296297 + ... + 11331215.

Almost surely, 2^395065045764 is an apocalyptic number.

395065045764 is the 628542-nd square number.

It is an amenable number.

395065045764 is an abundant number, since it is smaller than the sum of its proper divisors (637742598643).

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

395065045764 is an frugal number, since it uses more digits than its factorization.

395065045764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69854 (or 34924 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 54.

The spelling of 395065045764 in words is "three hundred ninety-five billion, sixty-five million, forty-five thousand, seven hundred sixty-four".