16364421083 has 2 divisors, whose sum is σ = 16364421084. Its totient is φ = 16364421082.

The previous prime is 16364421053. The next prime is 16364421091. The reversal of 16364421083 is 38012446361.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (38012446361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16364421083 - 2⁸ = 16364420827 is a prime.

It is not a weakly prime, because it can be changed into another prime (16364421053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8182210541 + 8182210542.

It is an arithmetic number, because the mean of its divisors is an integer number (8182210542).

Almost surely, 2^16364421083 is an apocalyptic number.

16364421083 is a deficient number, since it is larger than the sum of its proper divisors (1).

16364421083 is an equidigital number, since it uses as much as digits as its factorization.

16364421083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 16364421083 in words is "sixteen billion, three hundred sixty-four million, four hundred twenty-one thousand, eighty-three".