14390397951166 has 4 divisors (see below), whose sum is σ = 21585596926752. Its totient is φ = 7195198975582.

The previous prime is 14390397951067. The next prime is 14390397951173. The reversal of 14390397951166 is 66115979309341.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×14390397951166² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14390397951098 and 14390397951107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3597599487790 + ... + 3597599487793.

It is an arithmetic number, because the mean of its divisors is an integer number (5396399231688).

Almost surely, 2^{14390397951166} is an apocalyptic number.

14390397951166 is a deficient number, since it is larger than the sum of its proper divisors (7195198975586).

14390397951166 is an equidigital number, since it uses as much as digits as its factorization.

14390397951166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7195198975585.

The product of its (nonzero) digits is 33067440, while the sum is 64.

The spelling of 14390397951166 in words is "fourteen trillion, three hundred ninety billion, three hundred ninety-seven million, nine hundred fifty-one thousand, one hundred sixty-six".