196550554556 has 24 divisors (see below), whose sum is σ = 344323425600. Its totient is φ = 98172490752.

The previous prime is 196550554523. The next prime is 196550554591. The reversal of 196550554556 is 655455055691.

It is a happy number.

It is a super-2 number, since 2×196550554556² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 20365220 + ... + 20374868.

It is an arithmetic number, because the mean of its divisors is an integer number (14346809400).

Almost surely, 2^196550554556 is an apocalyptic number.

It is an amenable number.

196550554556 is a deficient number, since it is larger than the sum of its proper divisors (147772871044).

196550554556 is a wasteful number, since it uses less digits than its factorization.

196550554556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14453 (or 14451 counting only the distinct ones).

The product of its (nonzero) digits is 20250000, while the sum is 56.

The spelling of 196550554556 in words is "one hundred ninety-six billion, five hundred fifty million, five hundred fifty-four thousand, five hundred fifty-six".