16451235379 has 2 divisors, whose sum is σ = 16451235380. Its totient is φ = 16451235378.

The previous prime is 16451235331. The next prime is 16451235407. The reversal of 16451235379 is 97353215461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16451235379 - 2¹⁹ = 16450711091 is a prime.

It is a super-2 number, since 2×16451235379² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16451245379) 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, 8225617689 + 8225617690.

It is an arithmetic number, because the mean of its divisors is an integer number (8225617690).

Almost surely, 2^16451235379 is an apocalyptic number.

16451235379 is a deficient number, since it is larger than the sum of its proper divisors (1).

16451235379 is an equidigital number, since it uses as much as digits as its factorization.

16451235379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 46.

The spelling of 16451235379 in words is "sixteen billion, four hundred fifty-one million, two hundred thirty-five thousand, three hundred seventy-nine".