14689694090 has 16 divisors (see below), whose sum is σ = 26525932488. Its totient is φ = 5857103616.

The previous prime is 14689694057. The next prime is 14689694147. The reversal of 14689694090 is 9049698641.

It can be written as a sum of positive squares in 4 ways, for example, as 2633434489 + 12056259601 = 51317^2 + 109801^2 .

It is a super-2 number, since 2×14689694090² (a number of 21 digits) contains 22 as substring.

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, 2343467 + ... + 2349726.

Almost surely, 2^14689694090 is an apocalyptic number.

14689694090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14689694090 is a deficient number, since it is larger than the sum of its proper divisors (11836238398).

14689694090 is a wasteful number, since it uses less digits than its factorization.

14689694090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4693513.

The product of its (nonzero) digits is 3359232, while the sum is 56.

The spelling of 14689694090 in words is "fourteen billion, six hundred eighty-nine million, six hundred ninety-four thousand, ninety".