16653973787134 has 8 divisors (see below), whose sum is σ = 24981847212168. Its totient is φ = 8326691383080.

The previous prime is 16653973787123. The next prime is 16653973787137. The reversal of 16653973787134 is 43178737935661.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16653973787137) by changing a digit.

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, 147684792 + ... + 147797515.

It is an arithmetic number, because the mean of its divisors is an integer number (3122730901521).

Almost surely, 2^{16653973787134} is an apocalyptic number.

16653973787134 is a deficient number, since it is larger than the sum of its proper divisors (8327873425034).

16653973787134 is a wasteful number, since it uses less digits than its factorization.

16653973787134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295510490.

The product of its digits is 480090240, while the sum is 70.

The spelling of 16653973787134 in words is "sixteen trillion, six hundred fifty-three billion, nine hundred seventy-three million, seven hundred eighty-seven thousand, one hundred thirty-four".