163242486742 has 16 divisors (see below), whose sum is σ = 249302447280. Its totient is φ = 80149357728.

The previous prime is 163242486709. The next prime is 163242486779. The reversal of 163242486742 is 247684242361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1879017 + ... + 1963972.

It is an arithmetic number, because the mean of its divisors is an integer number (15581402955).

Almost surely, 2^163242486742 is an apocalyptic number.

163242486742 is a deficient number, since it is larger than the sum of its proper divisors (86059960538).

163242486742 is a wasteful number, since it uses less digits than its factorization.

163242486742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3843375.

The product of its digits is 3096576, while the sum is 49.

The spelling of 163242486742 in words is "one hundred sixty-three billion, two hundred forty-two million, four hundred eighty-six thousand, seven hundred forty-two".