16379858491 has 2 divisors, whose sum is σ = 16379858492. Its totient is φ = 16379858490.

The previous prime is 16379858483. The next prime is 16379858497. The reversal of 16379858491 is 19485897361.

16379858491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16379858491 - 2³ = 16379858483 is a prime.

It is not a weakly prime, because it can be changed into another prime (16379858497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8189929245 + 8189929246.

It is an arithmetic number, because the mean of its divisors is an integer number (8189929246).

Almost surely, 2^16379858491 is an apocalyptic number.

16379858491 is a deficient number, since it is larger than the sum of its proper divisors (1).

16379858491 is an equidigital number, since it uses as much as digits as its factorization.

16379858491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13063680, while the sum is 61.

The spelling of 16379858491 in words is "sixteen billion, three hundred seventy-nine million, eight hundred fifty-eight thousand, four hundred ninety-one".