16003468004 has 12 divisors (see below), whose sum is σ = 28010058300. Its totient is φ = 8000594208.

The previous prime is 16003468003. The next prime is 16003468027. The reversal of 16003468004 is 40086430061.

It can be written as a sum of positive squares in 2 ways, for example, as 10691973604 + 5311494400 = 103402^2 + 72880^2 .

It is a super-2 number, since 2×16003468004² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16003468003) 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, 252959 + ... + 309830.

It is an arithmetic number, because the mean of its divisors is an integer number (2334171525).

Almost surely, 2^16003468004 is an apocalyptic number.

It is an amenable number.

16003468004 is a deficient number, since it is larger than the sum of its proper divisors (12006590296).

16003468004 is a wasteful number, since it uses less digits than its factorization.

16003468004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569902 (or 569900 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 16003468004 its reverse (40086430061), we get a palindrome (56089898065).

The spelling of 16003468004 in words is "sixteen billion, three million, four hundred sixty-eight thousand, four".