14156420434 has 16 divisors (see below), whose sum is σ = 22931778240. Its totient is φ = 6515528400.

The previous prime is 14156420407. The next prime is 14156420449. The reversal of 14156420434 is 43402465141.

It is a self number, because there is not a number n which added to its sum of digits gives 14156420434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748992 + ... + 767659.

It is an arithmetic number, because the mean of its divisors is an integer number (1433236140).

Almost surely, 2^14156420434 is an apocalyptic number.

14156420434 is a deficient number, since it is larger than the sum of its proper divisors (8775357806).

14156420434 is a wasteful number, since it uses less digits than its factorization.

14156420434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517025.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 14156420434 its reverse (43402465141), we get a palindrome (57558885575).

The spelling of 14156420434 in words is "fourteen billion, one hundred fifty-six million, four hundred twenty thousand, four hundred thirty-four".