196595760030121 has 9 divisors (see below), whose sum is σ = 202053297514341. Its totient is φ = 191281856344992.

The previous prime is 196595760030077. The next prime is 196595760030191. The reversal of 196595760030121 is 121030067595691.

The square root of 196595760030121 is 14021261.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 7198161677721 + 189397598352400 = 2682939^2 + 13762180^2 .

It is not a de Polignac number, because 196595760030121 - 2³⁷ = 196458321076649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196595760030191) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 518597181 + ... + 518976133.

Almost surely, 2^{196595760030121} is an apocalyptic number.

196595760030121 is the 14021261-st square number.

196595760030121 is the 7010631-st centered octagonal number.

It is an amenable number.

196595760030121 is a deficient number, since it is larger than the sum of its proper divisors (5457537484220).

196595760030121 is an frugal number, since it uses more digits than its factorization.

196595760030121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757980 (or 378990 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 55.

The spelling of 196595760030121 in words is "one hundred ninety-six trillion, five hundred ninety-five billion, seven hundred sixty million, thirty thousand, one hundred twenty-one".