14159281690 has 16 divisors (see below), whose sum is σ = 25523077320. Its totient is φ = 5655630400.

The previous prime is 14159281679. The next prime is 14159281733. The reversal of 14159281690 is 9618295141.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14049597961 + 109683729 = 118531^2 + 10473^2 .

It is a super-2 number, since 2×14159281690² (a number of 21 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 14159281690.

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, 1002925 + ... + 1016944.

Almost surely, 2^14159281690 is an apocalyptic number.

14159281690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14159281690 is a deficient number, since it is larger than the sum of its proper divisors (11363795630).

14159281690 is a wasteful number, since it uses less digits than its factorization.

14159281690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020577.

The product of its (nonzero) digits is 155520, while the sum is 46.

The spelling of 14159281690 in words is "fourteen billion, one hundred fifty-nine million, two hundred eighty-one thousand, six hundred ninety".