195396555 has 16 divisors (see below), whose sum is σ = 331025184. Its totient is φ = 98081280.

The previous prime is 195396541. The next prime is 195396647. The reversal of 195396555 is 555693591.

It is not a de Polignac number, because 195396555 - 2⁹ = 195396043 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382876 + ... + 383385.

It is an arithmetic number, because the mean of its divisors is an integer number (20689074).

Almost surely, 2^195396555 is an apocalyptic number.

195396555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

195396555 is a deficient number, since it is larger than the sum of its proper divisors (135628629).

195396555 is a wasteful number, since it uses less digits than its factorization.

195396555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766286.

The product of its digits is 911250, while the sum is 48.

The square root of 195396555 is about 13978.4317789944. The cubic root of 195396555 is about 580.2818239977.

The spelling of 195396555 in words is "one hundred ninety-five million, three hundred ninety-six thousand, five hundred fifty-five".