196454638933 has 8 divisors (see below), whose sum is σ = 226579400960. Its totient is φ = 166844830320.

The previous prime is 196454638931. The next prime is 196454638973. The reversal of 196454638933 is 339836454691.

It is a happy number.

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

It is not a de Polignac number, because 196454638933 - 2¹ = 196454638931 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196454638931) 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, 128737533 + ... + 128739058.

It is an arithmetic number, because the mean of its divisors is an integer number (28322425120).

Almost surely, 2^196454638933 is an apocalyptic number.

It is an amenable number.

196454638933 is a deficient number, since it is larger than the sum of its proper divisors (30124762027).

196454638933 is a wasteful number, since it uses less digits than its factorization.

196454638933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257476707.

The product of its digits is 50388480, while the sum is 61.

The spelling of 196454638933 in words is "one hundred ninety-six billion, four hundred fifty-four million, six hundred thirty-eight thousand, nine hundred thirty-three".