16942212454979 has 32 divisors (see below), whose sum is σ = 20155573370880. Its totient is φ = 13942067473152.

The previous prime is 16942212454967. The next prime is 16942212454987. The reversal of 16942212454979 is 97945421224961.

It is not a de Polignac number, because 16942212454979 - 2⁴ = 16942212454963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16942212454939) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 976682 + ... + 5902400.

It is an arithmetic number, because the mean of its divisors is an integer number (629861667840).

Almost surely, 2^{16942212454979} is an apocalyptic number.

16942212454979 is a deficient number, since it is larger than the sum of its proper divisors (3213360915901).

16942212454979 is a wasteful number, since it uses less digits than its factorization.

16942212454979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4925979.

The product of its digits is 78382080, while the sum is 65.

The spelling of 16942212454979 in words is "sixteen trillion, nine hundred forty-two billion, two hundred twelve million, four hundred fifty-four thousand, nine hundred seventy-nine".