16457480441 has 2 divisors, whose sum is σ = 16457480442. Its totient is φ = 16457480440.

The previous prime is 16457480419. The next prime is 16457480443. The reversal of 16457480441 is 14408475461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16280484025 + 176996416 = 127595^2 + 13304^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16457480441 is a prime.

Together with 16457480443, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 16457480392 and 16457480401.

It is not a weakly prime, because it can be changed into another prime (16457480443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8228740220 + 8228740221.

It is an arithmetic number, because the mean of its divisors is an integer number (8228740221).

Almost surely, 2^16457480441 is an apocalyptic number.

It is an amenable number.

16457480441 is a deficient number, since it is larger than the sum of its proper divisors (1).

16457480441 is an equidigital number, since it uses as much as digits as its factorization.

16457480441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 16457480441 in words is "sixteen billion, four hundred fifty-seven million, four hundred eighty thousand, four hundred forty-one".