195216485136 has 40 divisors (see below), whose sum is σ = 506473699680. Its totient is φ = 64792878336.

The previous prime is 195216485129. The next prime is 195216485153. The reversal of 195216485136 is 631584612591.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8716306 + ... + 8738673.

It is an arithmetic number, because the mean of its divisors is an integer number (12661842492).

Almost surely, 2^195216485136 is an apocalyptic number.

195216485136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

195216485136 is an abundant number, since it is smaller than the sum of its proper divisors (311257214544).

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

195216485136 is a wasteful number, since it uses less digits than its factorization.

195216485136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17455223 (or 17455217 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 51.

The spelling of 195216485136 in words is "one hundred ninety-five billion, two hundred sixteen million, four hundred eighty-five thousand, one hundred thirty-six".