195712516 has 12 divisors (see below), whose sum is σ = 350850780. Its totient is φ = 95469440.

The previous prime is 195712507. The next prime is 195712529. The reversal of 195712516 is 615217591.

195712516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 30846916 + 164865600 = 5554^2 + 12840^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 596521 + ... + 596848.

It is an arithmetic number, because the mean of its divisors is an integer number (29237565).

Almost surely, 2^195712516 is an apocalyptic number.

It is an amenable number.

195712516 is a deficient number, since it is larger than the sum of its proper divisors (155138264).

195712516 is a wasteful number, since it uses less digits than its factorization.

195712516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193414 (or 1193412 counting only the distinct ones).

The product of its digits is 18900, while the sum is 37.

The square root of 195712516 is about 13989.7289466237. The cubic root of 195712516 is about 580.5944321855.

The spelling of 195712516 in words is "one hundred ninety-five million, seven hundred twelve thousand, five hundred sixteen".