14188893490 has 8 divisors (see below), whose sum is σ = 25540008300. Its totient is φ = 5675557392.

The previous prime is 14188893479. The next prime is 14188893581. The reversal of 14188893490 is 9439888141.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13370990689 + 817902801 = 115633^2 + 28599^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 709444665 + ... + 709444684.

Almost surely, 2^14188893490 is an apocalyptic number.

14188893490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14188893490 is a deficient number, since it is larger than the sum of its proper divisors (11351114810).

14188893490 is a wasteful number, since it uses less digits than its factorization.

14188893490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418889356.

The product of its (nonzero) digits is 1990656, while the sum is 55.

The spelling of 14188893490 in words is "fourteen billion, one hundred eighty-eight million, eight hundred ninety-three thousand, four hundred ninety".