196102664690 has 32 divisors (see below), whose sum is σ = 356382111744. Its totient is φ = 77688253440.

The previous prime is 196102664683. The next prime is 196102664713. The reversal of 196102664690 is 96466201691.

It is a super-2 number, since 2×196102664690² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598985 + ... + 866595.

It is an arithmetic number, because the mean of its divisors is an integer number (11136940992).

Almost surely, 2^196102664690 is an apocalyptic number.

196102664690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196102664690 is a deficient number, since it is larger than the sum of its proper divisors (160279447054).

196102664690 is a wasteful number, since it uses less digits than its factorization.

196102664690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268322.

The product of its (nonzero) digits is 839808, while the sum is 50.

The spelling of 196102664690 in words is "one hundred ninety-six billion, one hundred two million, six hundred sixty-four thousand, six hundred ninety".