16451454424607 has 4 divisors (see below), whose sum is σ = 17018745956520. Its totient is φ = 15884162892696.

The previous prime is 16451454424597. The next prime is 16451454424681. The reversal of 16451454424607 is 70642445415461.

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 16451454424607 - 2⁴ = 16451454424591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16451454424807) 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, 283645765913 + ... + 283645765970.

It is an arithmetic number, because the mean of its divisors is an integer number (4254686489130).

Almost surely, 2^{16451454424607} is an apocalyptic number.

16451454424607 is a deficient number, since it is larger than the sum of its proper divisors (567291531913).

16451454424607 is an equidigital number, since it uses as much as digits as its factorization.

16451454424607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567291531912.

The product of its (nonzero) digits is 12902400, while the sum is 53.

The spelling of 16451454424607 in words is "sixteen trillion, four hundred fifty-one billion, four hundred fifty-four million, four hundred twenty-four thousand, six hundred seven".