395452633488 has 160 divisors (see below), whose sum is σ = 1122430064640. Its totient is φ = 118978398720.

The previous prime is 395452633427. The next prime is 395452633517. The reversal of 395452633488 is 884336254593.

It is a super-2 number, since 2×395452633488² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122467458 + ... + 122470686.

It is an arithmetic number, because the mean of its divisors is an integer number (7015187904).

Almost surely, 2^395452633488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 395452633488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561215032320).

395452633488 is an abundant number, since it is smaller than the sum of its proper divisors (726977431152).

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

395452633488 is a wasteful number, since it uses less digits than its factorization.

395452633488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4837 (or 4831 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 60.

The spelling of 395452633488 in words is "three hundred ninety-five billion, four hundred fifty-two million, six hundred thirty-three thousand, four hundred eighty-eight".