16382451457 has 8 divisors (see below), whose sum is σ = 16568810720. Its totient is φ = 16197071040.

The previous prime is 16382451413. The next prime is 16382451473. The reversal of 16382451457 is 75415428361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16382451457 - 2⁷ = 16382451329 is a prime.

It is a super-2 number, since 2×16382451457² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16382451497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211023 + ... + 278020.

It is an arithmetic number, because the mean of its divisors is an integer number (2071101340).

Almost surely, 2^16382451457 is an apocalyptic number.

It is an amenable number.

16382451457 is a deficient number, since it is larger than the sum of its proper divisors (186359263).

16382451457 is a wasteful number, since it uses less digits than its factorization.

16382451457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489423.

The product of its digits is 806400, while the sum is 46.

The spelling of 16382451457 in words is "sixteen billion, three hundred eighty-two million, four hundred fifty-one thousand, four hundred fifty-seven".