196217953485 has 16 divisors (see below), whose sum is σ = 313970676864. Its totient is φ = 104642258112.

The previous prime is 196217953453. The next prime is 196217953489. The reversal of 196217953485 is 584359712691.

It is a happy number.

It is not a de Polignac number, because 196217953485 - 2⁵ = 196217953453 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196217953489) 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, 232057 + ... + 668046.

It is an arithmetic number, because the mean of its divisors is an integer number (19623167304).

Almost surely, 2^196217953485 is an apocalyptic number.

196217953485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196217953485 is a deficient number, since it is larger than the sum of its proper divisors (117752723379).

196217953485 is a wasteful number, since it uses less digits than its factorization.

196217953485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914644.

The product of its digits is 16329600, while the sum is 60.

The spelling of 196217953485 in words is "one hundred ninety-six billion, two hundred seventeen million, nine hundred fifty-three thousand, four hundred eighty-five".