16446460057 has 2 divisors, whose sum is σ = 16446460058. Its totient is φ = 16446460056.

The previous prime is 16446460033. The next prime is 16446460061. The reversal of 16446460057 is 75006464461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16399619721 + 46840336 = 128061^2 + 6844^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16446460057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16446459995 and 16446460022.

It is not a weakly prime, because it can be changed into another prime (16446460357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8223230028 + 8223230029.

It is an arithmetic number, because the mean of its divisors is an integer number (8223230029).

Almost surely, 2^16446460057 is an apocalyptic number.

It is an amenable number.

16446460057 is a deficient number, since it is larger than the sum of its proper divisors (1).

16446460057 is an equidigital number, since it uses as much as digits as its factorization.

16446460057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 16446460057 in words is "sixteen billion, four hundred forty-six million, four hundred sixty thousand, fifty-seven".