16111111104975 has 24 divisors (see below), whose sum is σ = 26698839950592. Its totient is φ = 8572656162400.

The previous prime is 16111111104941. The next prime is 16111111105021. The reversal of 16111111104975 is 57940111111161.

It is not a de Polignac number, because 16111111104975 - 2¹⁰ = 16111111103951 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249172797 + ... + 249237446.

It is an arithmetic number, because the mean of its divisors is an integer number (1112451664608).

Almost surely, 2^{16111111104975} is an apocalyptic number.

16111111104975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16111111104975 is a deficient number, since it is larger than the sum of its proper divisors (10587728845617).

16111111104975 is a wasteful number, since it uses less digits than its factorization.

16111111104975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498410687 (or 498410682 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 39.

The spelling of 16111111104975 in words is "sixteen trillion, one hundred eleven billion, one hundred eleven million, one hundred four thousand, nine hundred seventy-five".