16003040652412 has 24 divisors (see below), whose sum is σ = 30552286009392. Its totient is φ = 7273864963200.

The previous prime is 16003040652397. The next prime is 16003040652461. The reversal of 16003040652412 is 21425604030061.

It is a congruent number.

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, 4783039 + ... + 7408342.

It is an arithmetic number, because the mean of its divisors is an integer number (1273011917058).

Almost surely, 2^{16003040652412} is an apocalyptic number.

It is an amenable number.

16003040652412 is a deficient number, since it is larger than the sum of its proper divisors (14549245356980).

16003040652412 is a wasteful number, since it uses less digits than its factorization.

16003040652412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12221229 (or 12221227 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 16003040652412 its reverse (21425604030061), we get a palindrome (37428644682473).

The spelling of 16003040652412 in words is "sixteen trillion, three billion, forty million, six hundred fifty-two thousand, four hundred twelve".