16657457203342 has 8 divisors (see below), whose sum is σ = 26455961440656. Its totient is φ = 7838803389792.

The previous prime is 16657457203319. The next prime is 16657457203363. The reversal of 16657457203342 is 24330275475661.

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, 244962605898 + ... + 244962605965.

It is an arithmetic number, because the mean of its divisors is an integer number (3306995180082).

Almost surely, 2^{16657457203342} is an apocalyptic number.

16657457203342 is a deficient number, since it is larger than the sum of its proper divisors (9798504237314).

16657457203342 is a wasteful number, since it uses less digits than its factorization.

16657457203342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489925211882.

The product of its (nonzero) digits is 25401600, while the sum is 55.

The spelling of 16657457203342 in words is "sixteen trillion, six hundred fifty-seven billion, four hundred fifty-seven million, two hundred three thousand, three hundred forty-two".