16024005997 has 2 divisors, whose sum is σ = 16024005998. Its totient is φ = 16024005996.

The previous prime is 16024005973. The next prime is 16024006007. The reversal of 16024005997 is 79950042061.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15035909641 + 988096356 = 122621^2 + 31434^2 .

It is a cyclic number.

It is not a de Polignac number, because 16024005997 - 2⁷ = 16024005869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16024005937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8012002998 + 8012002999.

It is an arithmetic number, because the mean of its divisors is an integer number (8012002999).

Almost surely, 2^16024005997 is an apocalyptic number.

It is an amenable number.

16024005997 is a deficient number, since it is larger than the sum of its proper divisors (1).

16024005997 is an equidigital number, since it uses as much as digits as its factorization.

16024005997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 43.

The spelling of 16024005997 in words is "sixteen billion, twenty-four million, five thousand, nine hundred ninety-seven".