195020923320 has 384 divisors, whose sum is σ = 665064691200. Its totient is φ = 51395129856.

The previous prime is 195020923313. The next prime is 195020923393. The reversal of 195020923320 is 23329020591.

195020923320 is a `hidden beast` number, since 19 + 502 + 0 + 92 + 33 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 514566891 + ... + 514567269.

It is an arithmetic number, because the mean of its divisors is an integer number (1731939300).

Almost surely, 2^195020923320 is an apocalyptic number.

195020923320 is a gapful number since it is divisible by the number (10) 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 195020923320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332532345600).

195020923320 is an abundant number, since it is smaller than the sum of its proper divisors (470043767880).

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

195020923320 is a wasteful number, since it uses less digits than its factorization.

195020923320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The spelling of 195020923320 in words is "one hundred ninety-five billion, twenty million, nine hundred twenty-three thousand, three hundred twenty".