33334400051 has 2 divisors, whose sum is σ = 33334400052. Its totient is φ = 33334400050.

The previous prime is 33334399999. The next prime is 33334400081. The reversal of 33334400051 is 15000443333.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (15000443333) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33334400051 - 2¹⁰ = 33334399027 is a prime.

It is a super-2 number, since 2×33334400051² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (33334400081) 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, 16667200025 + 16667200026.

It is an arithmetic number, because the mean of its divisors is an integer number (16667200026).

Almost surely, 2^33334400051 is an apocalyptic number.

33334400051 is a deficient number, since it is larger than the sum of its proper divisors (1).

33334400051 is an equidigital number, since it uses as much as digits as its factorization.

33334400051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 33334400051 its reverse (15000443333), we get a palindrome (48334843384).

The spelling of 33334400051 in words is "thirty-three billion, three hundred thirty-four million, four hundred thousand, fifty-one".