14206034558978 has 8 divisors (see below), whose sum is σ = 21444778283772. Its totient is φ = 7057775131056.

The previous prime is 14206034558977. The next prime is 14206034558993. The reversal of 14206034558978 is 87985543060241.

It can be written as a sum of positive squares in 2 ways, for example, as 12862932039049 + 1343102519929 = 3586493^2 + 1158923^2 .

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

It is a super-2 number, since 2×14206034558978² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14206034558978.

It is not an unprimeable number, because it can be changed into a prime (14206034558977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22621073825 + ... + 22621074452.

It is a 1-persistent number, because it is pandigital, but 2⋅14206034558978 = 28412069117956 is not.

Almost surely, 2^{14206034558978} is an apocalyptic number.

14206034558978 is a deficient number, since it is larger than the sum of its proper divisors (7238743724794).

14206034558978 is a wasteful number, since it uses less digits than its factorization.

14206034558978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45242148436.

The product of its (nonzero) digits is 58060800, while the sum is 62.

The spelling of 14206034558978 in words is "fourteen trillion, two hundred six billion, thirty-four million, five hundred fifty-eight thousand, nine hundred seventy-eight".