16422890896979 has 16 divisors (see below), whose sum is σ = 18993791347200. Its totient is φ = 13908415164864.

The previous prime is 16422890896949. The next prime is 16422890897009. The reversal of 16422890896979 is 97969809822461.

It is an interprime number because it is at equal distance from previous prime (16422890896949) and next prime (16422890897009).

It is a cyclic number.

It is not a de Polignac number, because 16422890896979 - 2¹⁶ = 16422890831443 is a prime.

It is a super-2 number, since 2×16422890896979² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16422890896949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8790269 + ... + 10493550.

It is an arithmetic number, because the mean of its divisors is an integer number (1187111959200).

Almost surely, 2^{16422890896979} is an apocalyptic number.

16422890896979 is a deficient number, since it is larger than the sum of its proper divisors (2570900450221).

16422890896979 is a wasteful number, since it uses less digits than its factorization.

16422890896979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19285282.

The product of its (nonzero) digits is 1693052928, while the sum is 80.

The spelling of 16422890896979 in words is "sixteen trillion, four hundred twenty-two billion, eight hundred ninety million, eight hundred ninety-six thousand, nine hundred seventy-nine".