54318836633 has 2 divisors, whose sum is σ = 54318836634. Its totient is φ = 54318836632.

The previous prime is 54318836629. The next prime is 54318836731. The reversal of 54318836633 is 33663881345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46116274009 + 8202562624 = 214747^2 + 90568^2 .

It is a cyclic number.

It is not a de Polignac number, because 54318836633 - 2² = 54318836629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (54318833633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27159418316 + 27159418317.

It is an arithmetic number, because the mean of its divisors is an integer number (27159418317).

Almost surely, 2^54318836633 is an apocalyptic number.

It is an amenable number.

54318836633 is a deficient number, since it is larger than the sum of its proper divisors (1).

54318836633 is an equidigital number, since it uses as much as digits as its factorization.

54318836633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 50.

The spelling of 54318836633 in words is "fifty-four billion, three hundred eighteen million, eight hundred thirty-six thousand, six hundred thirty-three".