16661235012058 has 16 divisors (see below), whose sum is σ = 30759203099520. Its totient is φ = 6591257806896.

The previous prime is 16661235012041. The next prime is 16661235012061. The reversal of 16661235012058 is 85021053216661.

It is a junction number, because it is equal to n+sod(n) for n = 16661235011999 and 16661235012017.

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, 45772623478 + ... + 45772623841.

It is an arithmetic number, because the mean of its divisors is an integer number (1922450193720).

Almost surely, 2^{16661235012058} is an apocalyptic number.

16661235012058 is a deficient number, since it is larger than the sum of its proper divisors (14097968087462).

16661235012058 is a wasteful number, since it uses less digits than its factorization.

16661235012058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91545247341.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 16661235012058 in words is "sixteen trillion, six hundred sixty-one billion, two hundred thirty-five million, twelve thousand, fifty-eight".