16440623034130 has 8 divisors (see below), whose sum is σ = 29593121461452. Its totient is φ = 6576249213648.

The previous prime is 16440623034119. The next prime is 16440623034133. The reversal of 16440623034130 is 3143032604461.

It can be written as a sum of positive squares in 2 ways, for example, as 16155873796969 + 284749237161 = 4019437^2 + 533619^2 .

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

It is a super-3 number, since 3×16440623034130³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16440623034130.

It is not an unprimeable number, because it can be changed into a prime (16440623034133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822031151697 + ... + 822031151716.

Almost surely, 2^{16440623034130} is an apocalyptic number.

16440623034130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16440623034130 is a deficient number, since it is larger than the sum of its proper divisors (13152498427322).

16440623034130 is a wasteful number, since it uses less digits than its factorization.

16440623034130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644062303420.

The product of its (nonzero) digits is 124416, while the sum is 37.

Adding to 16440623034130 its reverse (3143032604461), we get a palindrome (19583655638591).

The spelling of 16440623034130 in words is "sixteen trillion, four hundred forty billion, six hundred twenty-three million, thirty-four thousand, one hundred thirty".