195563434416 has 80 divisors (see below), whose sum is σ = 597287366400. Its totient is φ = 53948530944.

The previous prime is 195563434411. The next prime is 195563434427. The reversal of 195563434416 is 614434365591.

It is a super-2 number, since 2×195563434416² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (195563434411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10025326 + ... + 10044813.

It is an arithmetic number, because the mean of its divisors is an integer number (7466092080).

Almost surely, 2^195563434416 is an apocalyptic number.

195563434416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

195563434416 is an abundant number, since it is smaller than the sum of its proper divisors (401723931984).

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

195563434416 is a wasteful number, since it uses less digits than its factorization.

195563434416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20070186 (or 20070180 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 51.

The spelling of 195563434416 in words is "one hundred ninety-five billion, five hundred sixty-three million, four hundred thirty-four thousand, four hundred sixteen".