16612632497 has 2 divisors, whose sum is σ = 16612632498. Its totient is φ = 16612632496.

The previous prime is 16612632461. The next prime is 16612632523. The reversal of 16612632497 is 79423621661.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16609796641 + 2835856 = 128879^2 + 1684^2 .

It is a cyclic number.

It is not a de Polignac number, because 16612632497 - 2⁶ = 16612632433 is a prime.

It is not a weakly prime, because it can be changed into another prime (16612632097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8306316248 + 8306316249.

It is an arithmetic number, because the mean of its divisors is an integer number (8306316249).

Almost surely, 2^16612632497 is an apocalyptic number.

It is an amenable number.

16612632497 is a deficient number, since it is larger than the sum of its proper divisors (1).

16612632497 is an equidigital number, since it uses as much as digits as its factorization.

16612632497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 47.

The spelling of 16612632497 in words is "sixteen billion, six hundred twelve million, six hundred thirty-two thousand, four hundred ninety-seven".