195265377902 has 32 divisors (see below), whose sum is σ = 343887588288. Its totient is φ = 81399741696.

The previous prime is 195265377899. The next prime is 195265377919. The reversal of 195265377902 is 209773562591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1789538 + ... + 1895514.

It is an arithmetic number, because the mean of its divisors is an integer number (10746487134).

Almost surely, 2^195265377902 is an apocalyptic number.

195265377902 is a deficient number, since it is larger than the sum of its proper divisors (148622210386).

195265377902 is a wasteful number, since it uses less digits than its factorization.

195265377902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109580.

The product of its (nonzero) digits is 7144200, while the sum is 56.

The spelling of 195265377902 in words is "one hundred ninety-five billion, two hundred sixty-five million, three hundred seventy-seven thousand, nine hundred two".