16455362623441 has 9 divisors (see below), whose sum is σ = 19141985471241. Its totient is φ = 14104572195252.

The previous prime is 16455362623429. The next prime is 16455362623459. The reversal of 16455362623441 is 14432626355461.

The square root of 16455362623441 is 4056521.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 16455362623441 - 2¹¹ = 16455362621393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16455365623441) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 28105896 + ... + 28685398.

Almost surely, 2^{16455362623441} is an apocalyptic number.

16455362623441 is the 4056521-st square number.

16455362623441 is the 2028261-st centered octagonal number.

It is an amenable number.

16455362623441 is a deficient number, since it is larger than the sum of its proper divisors (2686622847800).

16455362623441 is an frugal number, since it uses more digits than its factorization.

16455362623441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159020 (or 579510 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 52.

The spelling of 16455362623441 in words is "sixteen trillion, four hundred fifty-five billion, three hundred sixty-two million, six hundred twenty-three thousand, four hundred forty-one".