195501056 has 44 divisors (see below), whose sum is σ = 396462960. Its totient is φ = 96337920.

The previous prime is 195501001. The next prime is 195501077. The reversal of 195501056 is 650105591.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71360 + ... + 74048.

Almost surely, 2^195501056 is an apocalyptic number.

195501056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195501056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198231480).

195501056 is an abundant number, since it is smaller than the sum of its proper divisors (200961904).

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

195501056 is an equidigital number, since it uses as much as digits as its factorization.

195501056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780 (or 2762 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 32.

The square root of 195501056 is about 13982.1692165415. The cubic root of 195501056 is about 580.3852533608.

The spelling of 195501056 in words is "one hundred ninety-five million, five hundred one thousand, fifty-six".