193000830657 has 16 divisors (see below), whose sum is σ = 265655439360. Its totient is φ = 124507342800.

The previous prime is 193000830641. The next prime is 193000830703. The reversal of 193000830657 is 756038000391.

It is not a de Polignac number, because 193000830657 - 2⁴ = 193000830641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (193000830637) 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, 1302282 + ... + 1442892.

It is an arithmetic number, because the mean of its divisors is an integer number (16603464960).

Almost surely, 2^193000830657 is an apocalyptic number.

It is an amenable number.

193000830657 is a deficient number, since it is larger than the sum of its proper divisors (72654608703).

193000830657 is a wasteful number, since it uses less digits than its factorization.

193000830657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155404.

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 193000830657 in words is "one hundred ninety-three billion, eight hundred thirty thousand, six hundred fifty-seven".