16451372411027 has 4 divisors (see below), whose sum is σ = 17166649472400. Its totient is φ = 15736095349656.

The previous prime is 16451372410999. The next prime is 16451372411039. The reversal of 16451372411027 is 72011427315461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16451372411027 - 2¹⁶ = 16451372345491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16451372411077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357638530652 + ... + 357638530697.

It is an arithmetic number, because the mean of its divisors is an integer number (4291662368100).

Almost surely, 2^{16451372411027} is an apocalyptic number.

16451372411027 is a deficient number, since it is larger than the sum of its proper divisors (715277061373).

16451372411027 is an equidigital number, since it uses as much as digits as its factorization.

16451372411027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715277061372.

The product of its (nonzero) digits is 282240, while the sum is 44.

Adding to 16451372411027 its reverse (72011427315461), we get a palindrome (88462799726488).

The spelling of 16451372411027 in words is "sixteen trillion, four hundred fifty-one billion, three hundred seventy-two million, four hundred eleven thousand, twenty-seven".