195234211730 has 16 divisors (see below), whose sum is σ = 356371182144. Its totient is φ = 76993773360.

The previous prime is 195234211723. The next prime is 195234211741. The reversal of 195234211730 is 37112432591.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137488172 + ... + 137489591.

It is an arithmetic number, because the mean of its divisors is an integer number (22273198884).

Almost surely, 2^195234211730 is an apocalyptic number.

195234211730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195234211730 is a deficient number, since it is larger than the sum of its proper divisors (161136970414).

195234211730 is a wasteful number, since it uses less digits than its factorization.

195234211730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274977841.

The product of its (nonzero) digits is 45360, while the sum is 38.

The spelling of 195234211730 in words is "one hundred ninety-five billion, two hundred thirty-four million, two hundred eleven thousand, seven hundred thirty".