196720574519 has 16 divisors (see below), whose sum is σ = 225863726400. Its totient is φ = 167838614784.

The previous prime is 196720574503. The next prime is 196720574527. The reversal of 196720574519 is 915475027691.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 196720574519 - 2⁴ = 196720574503 is a prime.

It is a super-2 number, since 2×196720574519² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196720571519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2056547 + ... + 2150075.

It is an arithmetic number, because the mean of its divisors is an integer number (14116482900).

Almost surely, 2^196720574519 is an apocalyptic number.

196720574519 is a deficient number, since it is larger than the sum of its proper divisors (29143151881).

196720574519 is a wasteful number, since it uses less digits than its factorization.

196720574519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94922.

The product of its (nonzero) digits is 4762800, while the sum is 56.

The spelling of 196720574519 in words is "one hundred ninety-six billion, seven hundred twenty million, five hundred seventy-four thousand, five hundred nineteen".