16661124751034 has 8 divisors (see below), whose sum is σ = 26307039080640. Its totient is φ = 7892111724156.

The previous prime is 16661124751003. The next prime is 16661124751067. The reversal of 16661124751034 is 43015742116661.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16661124751034.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219225325634 + ... + 219225325709.

It is an arithmetic number, because the mean of its divisors is an integer number (3288379885080).

Almost surely, 2^{16661124751034} is an apocalyptic number.

16661124751034 is a deficient number, since it is larger than the sum of its proper divisors (9645914329606).

16661124751034 is a wasteful number, since it uses less digits than its factorization.

16661124751034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438450651364.

The product of its (nonzero) digits is 725760, while the sum is 47.

Adding to 16661124751034 its reverse (43015742116661), we get a palindrome (59676866867695).

It can be divided in two parts, 1666112 and 4751034, that added together give a palindrome (6417146).

The spelling of 16661124751034 in words is "sixteen trillion, six hundred sixty-one billion, one hundred twenty-four million, seven hundred fifty-one thousand, thirty-four".