6733400666753 has 2 divisors, whose sum is σ = 6733400666754. Its totient is φ = 6733400666752.

The previous prime is 6733400666717. The next prime is 6733400666777. The reversal of 6733400666753 is 3576660043376.

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., 6677557305409 + 55843361344 = 2584097^2 + 236312^2 .

It is a cyclic number.

It is not a de Polignac number, because 6733400666753 - 2³² = 6729105699457 is a prime.

It is not a weakly prime, because it can be changed into another prime (6733400696753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3366700333376 + 3366700333377.

It is an arithmetic number, because the mean of its divisors is an integer number (3366700333377).

Almost surely, 2^{6733400666753} is an apocalyptic number.

It is an amenable number.

6733400666753 is a deficient number, since it is larger than the sum of its proper divisors (1).

6733400666753 is an equidigital number, since it uses as much as digits as its factorization.

6733400666753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34292160, while the sum is 56.

The spelling of 6733400666753 in words is "six trillion, seven hundred thirty-three billion, four hundred million, six hundred sixty-six thousand, seven hundred fifty-three".