193196621933 has 16 divisors (see below), whose sum is σ = 222306449664. Its totient is φ = 164468223360.

The previous prime is 193196621911. The next prime is 193196621953. The reversal of 193196621933 is 339126691391.

It is not a de Polignac number, because 193196621933 - 2²⁰ = 193195573357 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 (193196621953) 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, 442841 + ... + 763217.

It is an arithmetic number, because the mean of its divisors is an integer number (13894153104).

Almost surely, 2^193196621933 is an apocalyptic number.

It is an amenable number.

193196621933 is a deficient number, since it is larger than the sum of its proper divisors (29109827731).

193196621933 is a wasteful number, since it uses less digits than its factorization.

193196621933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320972.

The product of its digits is 1417176, while the sum is 53.

The spelling of 193196621933 in words is "one hundred ninety-three billion, one hundred ninety-six million, six hundred twenty-one thousand, nine hundred thirty-three".