163493516342 has 16 divisors (see below), whose sum is σ = 275587734240. Its totient is φ = 72177739392.

The previous prime is 163493516327. The next prime is 163493516363. The reversal of 163493516342 is 243615394361.

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, 136699667 + ... + 136700862.

It is an arithmetic number, because the mean of its divisors is an integer number (17224233390).

Almost surely, 2^163493516342 is an apocalyptic number.

163493516342 is a deficient number, since it is larger than the sum of its proper divisors (112094217898).

163493516342 is a wasteful number, since it uses less digits than its factorization.

163493516342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273400567.

The product of its digits is 1399680, while the sum is 47.

The spelling of 163493516342 in words is "one hundred sixty-three billion, four hundred ninety-three million, five hundred sixteen thousand, three hundred forty-two".