196806296621 has 8 divisors (see below), whose sum is σ = 216911158464. Its totient is φ = 177070331520.

The previous prime is 196806296579. The next prime is 196806296689. The reversal of 196806296621 is 126692608691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 196806296621 - 2³⁴ = 179626427437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196806290621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92223065 + ... + 92225198.

It is an arithmetic number, because the mean of its divisors is an integer number (27113894808).

Almost surely, 2^196806296621 is an apocalyptic number.

196806296621 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

196806296621 is a deficient number, since it is larger than the sum of its proper divisors (20104861843).

196806296621 is a wasteful number, since it uses less digits than its factorization.

196806296621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184448371.

The product of its (nonzero) digits is 3359232, while the sum is 56.

The spelling of 196806296621 in words is "one hundred ninety-six billion, eight hundred six million, two hundred ninety-six thousand, six hundred twenty-one".