16442230504 has 16 divisors (see below), whose sum is σ = 35233351200. Its totient is φ = 7046670192.

The previous prime is 16442230463. The next prime is 16442230537. The reversal of 16442230504 is 40503224461.

It is a super-3 number, since 3×16442230504³ (a number of 32 digits) contains 333 as substring.

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, 146805574 + ... + 146805685.

It is an arithmetic number, because the mean of its divisors is an integer number (2202084450).

Almost surely, 2^16442230504 is an apocalyptic number.

16442230504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16442230504 is an abundant number, since it is smaller than the sum of its proper divisors (18791120696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16442230504 is a wasteful number, since it uses less digits than its factorization.

16442230504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293611272 (or 293611268 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 16442230504 its reverse (40503224461), we get a palindrome (56945454965).

The spelling of 16442230504 in words is "sixteen billion, four hundred forty-two million, two hundred thirty thousand, five hundred four".