14394166804425 has 24 divisors (see below), whose sum is σ = 23805240318496. Its totient is φ = 7674668144640.

The previous prime is 14394166804357. The next prime is 14394166804439. The reversal of 14394166804425 is 52440866149341.

It is not a de Polignac number, because 14394166804425 - 2¹⁴ = 14394166788041 is a prime.

It is a super-2 number, since 2×14394166804425² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon 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, 27499219 + ... + 28017768.

Almost surely, 2^{14394166804425} is an apocalyptic number.

14394166804425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14394166804425 is a deficient number, since it is larger than the sum of its proper divisors (9411073514071).

14394166804425 is a wasteful number, since it uses less digits than its factorization.

14394166804425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55520457 (or 55520452 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 57.

The spelling of 14394166804425 in words is "fourteen trillion, three hundred ninety-four billion, one hundred sixty-six million, eight hundred four thousand, four hundred twenty-five".