16140450530 has 8 divisors (see below), whose sum is σ = 29052810972. Its totient is φ = 6456180208.

The previous prime is 16140450503. The next prime is 16140450563. The reversal of 16140450530 is 3505404161.

It is a happy number.

16140450530 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13647146041 + 2493304489 = 116821^2 + 49933^2 .

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

It is a super-2 number, since 2×16140450530² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16140450493 and 16140450502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 807022517 + ... + 807022536.

Almost surely, 2^16140450530 is an apocalyptic number.

16140450530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16140450530 is a deficient number, since it is larger than the sum of its proper divisors (12912360442).

16140450530 is a wasteful number, since it uses less digits than its factorization.

16140450530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614045060.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 16140450530 its reverse (3505404161), we get a palindrome (19645854691).

The spelling of 16140450530 in words is "sixteen billion, one hundred forty million, four hundred fifty thousand, five hundred thirty".