163793335742 has 8 divisors (see below), whose sum is σ = 245759437800. Its totient is φ = 81873523144.

The previous prime is 163793335723. The next prime is 163793335789. The reversal of 163793335742 is 247533397361.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11563517 + ... + 11577672.

It is an arithmetic number, because the mean of its divisors is an integer number (30719929725).

Almost surely, 2^163793335742 is an apocalyptic number.

163793335742 is a deficient number, since it is larger than the sum of its proper divisors (81966102058).

163793335742 is a wasteful number, since it uses less digits than its factorization.

163793335742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23144730.

The product of its digits is 8573040, while the sum is 53.

The spelling of 163793335742 in words is "one hundred sixty-three billion, seven hundred ninety-three million, three hundred thirty-five thousand, seven hundred forty-two".